2(5-2y-7)=18

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Solution for 2(5-2y-7)=18 equation:


Simplifying
2(5 + -2y + -7) = 18

Reorder the terms:
2(5 + -7 + -2y) = 18

Combine like terms: 5 + -7 = -2
2(-2 + -2y) = 18
(-2 * 2 + -2y * 2) = 18
(-4 + -4y) = 18

Solving
-4 + -4y = 18

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 + -4y = 18 + 4

Combine like terms: -4 + 4 = 0
0 + -4y = 18 + 4
-4y = 18 + 4

Combine like terms: 18 + 4 = 22
-4y = 22

Divide each side by '-4'.
y = -5.5

Simplifying
y = -5.5

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