How do you simplify: $4(x + 5y) + 5x + y$ ?

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Answer 1 · 2016-11-08T16:39:14

$9x + 21y$

Step 1) Expand the term in parenthesis:

$4(x + 5y) + 5x +y =>$

$4x + 20y + 5x + y$

Step 2) Combine like terms and simplify:

$4x + 5x + 20y + y =>$

$(4 + 5)x + (20 + 1)y =>$

$9x + 21y$

How do you simplify: 4(x + 5y) + 5x + y4(x + 5y) + 5x + y?