7(2+y)+5(-2-4y)=

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Solution for 7(2+y)+5(-2-4y)= equation:


Simplifying
7(2 + y) + 5(-2 + -4y) = 0
(2 * 7 + y * 7) + 5(-2 + -4y) = 0
(14 + 7y) + 5(-2 + -4y) = 0
14 + 7y + (-2 * 5 + -4y * 5) = 0
14 + 7y + (-10 + -20y) = 0

Reorder the terms:
14 + -10 + 7y + -20y = 0

Combine like terms: 14 + -10 = 4
4 + 7y + -20y = 0

Combine like terms: 7y + -20y = -13y
4 + -13y = 0

Solving
4 + -13y = 0

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + -13y = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -13y = 0 + -4
-13y = 0 + -4

Combine like terms: 0 + -4 = -4
-13y = -4

Divide each side by '-13'.
y = 0.3076923077

Simplifying
y = 0.3076923077

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