Five times the sum of a number and 6 is 45. What is the number?

1 Answer
Kaitlyn S. · EZ as pi
Mar 13, 2018

x=3x=3

Explanation:

5(x+6)=45 5(x+6)=45

(I'm using xx as the variable to solve for in this equation)

use distribution
5x+30=455x+30=45

then subtract
45-30=1545−30=15

then divide to solve for xx

15 div 5 = 3.15÷5=3.
therefore, x=3.x=3.

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