-54+4y+7=2(4y-5)-9

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Solution for -54+4y+7=2(4y-5)-9 equation:


Simplifying
-54 + 4y + 7 = 2(4y + -5) + -9

Reorder the terms:
-54 + 7 + 4y = 2(4y + -5) + -9

Combine like terms: -54 + 7 = -47
-47 + 4y = 2(4y + -5) + -9

Reorder the terms:
-47 + 4y = 2(-5 + 4y) + -9
-47 + 4y = (-5 * 2 + 4y * 2) + -9
-47 + 4y = (-10 + 8y) + -9

Reorder the terms:
-47 + 4y = -10 + -9 + 8y

Combine like terms: -10 + -9 = -19
-47 + 4y = -19 + 8y

Solving
-47 + 4y = -19 + 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
-47 + 4y + -8y = -19 + 8y + -8y

Combine like terms: 4y + -8y = -4y
-47 + -4y = -19 + 8y + -8y

Combine like terms: 8y + -8y = 0
-47 + -4y = -19 + 0
-47 + -4y = -19

Add '47' to each side of the equation.
-47 + 47 + -4y = -19 + 47

Combine like terms: -47 + 47 = 0
0 + -4y = -19 + 47
-4y = -19 + 47

Combine like terms: -19 + 47 = 28
-4y = 28

Divide each side by '-4'.
y = -7

Simplifying
y = -7

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