9-4y*2=57

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Solution for 9-4y*2=57 equation:


Simplifying
9 + -4y * 2 = 57

Reorder the terms for easier multiplication:
9 + -4 * 2y = 57

Multiply -4 * 2
9 + -8y = 57

Solving
9 + -8y = 57

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + -8y = 57 + -9

Combine like terms: 9 + -9 = 0
0 + -8y = 57 + -9
-8y = 57 + -9

Combine like terms: 57 + -9 = 48
-8y = 48

Divide each side by '-8'.
y = -6

Simplifying
y = -6

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