Answers edited by Somebody N.

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• Question #12cfb
  
• How do you solve #1.2c = 5.4+ 0.9c#?
  
• How do you graph the function #f(x)=abs(2x)# and its inverse?
  
• How do you determine whether the situation is an example of an inverse or direct variation: Nicole earns $14 for babysitting 2 hours, and $21 for babysitting 3 hours?
  
• Question #02f17
  
• How do you prove that #sqrt(21)# is irrational?
  
• How do you graph #y+4<=1/2(x-4)#?
  
• Wow, can someone help me please? Thanks!
  
• Question #4380f
  
• Question #07bdd
  
• How do you graph #f(x) = |2x + 1|#?
  
• Question #7a99d
  
• How do you evaluate 11C7?
  
• How do you simplify #(4a^2b)^4(-a^3/(2b))^2# and write it using only positive exponents?
  
• How do you write the expression for the nth term of the sequence given #3, 7, 11, 15, 19,...#?
  
• Question #c3f28
  
• How do you find the domain and range and determine whether the relation is a function given :#x=2y^2-3#?
  
• How do you graph and label the vertex and axis of symmetry #y=x^2+2x#?
  
• How do you find #y# when #x=10# if #y=8# when #x=20#?
  
• How do you tell whether the graph opens up or down, find the vertex and the axis of symmetry of #y=3(x+4)^2-2#?
  
• Two boats leave a port at the same​ time, one going north, the other traveling south. The northbound boat travel 18 mph faster than the southbound boat. If the southbound boat is traveling at 52 ​mph, how long will it be before they are 1586 miles apart?
  
• Question #a82dd
  
• How do you solve #x^2-3x+3=0# by completing the square?
  
• Question #e318e
  
• If #(86-5n)°# and #(14+7n)°# are vertical angles, what is the value of #n#?
  
• Question #85add
  
• Question #9ce4b
  
• How do you find the inverse of #f(x)=-2/x# and graph both f and #f^-1#?
  
• How do you find the domain and range of #y= sqrt(x- 2)#?
  
• Can I get some help please? Thanks
  
• How do you factor #x^ { 2} + 6 x - 27= 0#?
  
• Find the sum of the n terms of the series #1*4*7 + 2*5*8 + 3*6*9.....#?
  
• How do you solve #|3- 5n | > 8#?
  
• How do you solve #2x - 9\sqrt { x } + 4= 0#?
  
• What is the reaction with #"Zn"# and an acid?
  
• Where do the lines #3x+5y=78# and #2x-y=0# intersect?
  
• How do you simplify #\frac{\frac{8}{5}}{4}#?
  
• How do you evaluate #-3\geq \frac { S} { 23}#?
  
• How do you sketch the graph of #y=(-x)^2# and describe the transformation?
  
• There are three consecutive even integers. If twice the first integer added to the third is 268,258, what are all three integer?
  
• How do you simplify #5i sqrt(-54)# ?
  
• How do you solve #16m = 208#?
  
• How do you solve #\frac { 5x + 1} { x - 2} \leq 0#?
  
• Bianca is making scarves to sell. She has 33 pieces of blue fabric, 37 pieces of green and 41 pieces of red. If she uses 3 pieces of fabric to make 1 scarf, how many scarves can she make?
  
• How to simplify this?
  
• Question #586a5
  
• A jug contains #2.45# liters of cranberry juice. A bottle contains #2 13/25# liters of grape juice. Which container holds less fruit juice? How much less?
  
• The equation of tangent to the circle x^2+y^2=r^2 is y=mx+c ,then the point of contact of the circle and the tangent is?
  
• The sum of five and some number #x# has an absolute value of 7. What are possible values of #x#?
  
• Question #5e413
  
• How do you graph #f(x)=4^(x-2)# and state the domain and range?
  
• Question #2b390
  
• Jeb has to pay a plumber $65 to come to his house and $40 per hour after that. What is the equation for the cost #(y)# based on the number of hours #(x)#?
  
• What are the excluded values for the rational expression #((-3r)(10r^4))/(6r^5)#?
  
• Does #y# vary directly as #x# in the function #y=1/4x#?
  
• Question #bcedf
  
• What is the axis of symmetry and vertex for the graph #y = x^2 − 4#?
  
• Is the expression #2y-5+3y^2# a polynomial?
  
• How do you find the surface area of the sphere in terms #pi# given #S=4pir^2# and r=5in?
  
• How do you simplify #\frac { 3c - 2d - 6} { - 24c ^ { - 3} d e ^ { 2} h - 7}#?
  
• Question #a2c73
  
• Question #dc951
  
• |x-1| + |2x| + |3x+1| = 6. Help me to solve this equation please?
  
• Question #cbaf1
  
• How do you write an inverse variation equation given y=3 when x=-10?
  
• What is the smallest power of 10 that would exceed 987,654,321,098,765,432?
  
• How do you use the important points to sketch the graph of #y=3x^2+5x-2#?
  
• Question #c6e6a
  
• How do you graph #3x+2y>6#?
  
• Question #ae394
  
• A rectangle has a width that is twice as long as its lengths and an area of 722 square inches, how do you find the length of the diagonal?
  
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