8y+42=-9(y+1)

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Solution for 8y+42=-9(y+1) equation:


Simplifying
8y + 42 = -9(y + 1)

Reorder the terms:
42 + 8y = -9(y + 1)

Reorder the terms:
42 + 8y = -9(1 + y)
42 + 8y = (1 * -9 + y * -9)
42 + 8y = (-9 + -9y)

Solving
42 + 8y = -9 + -9y

Solving for variable 'y'.

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

Add '9y' to each side of the equation.
42 + 8y + 9y = -9 + -9y + 9y

Combine like terms: 8y + 9y = 17y
42 + 17y = -9 + -9y + 9y

Combine like terms: -9y + 9y = 0
42 + 17y = -9 + 0
42 + 17y = -9

Add '-42' to each side of the equation.
42 + -42 + 17y = -9 + -42

Combine like terms: 42 + -42 = 0
0 + 17y = -9 + -42
17y = -9 + -42

Combine like terms: -9 + -42 = -51
17y = -51

Divide each side by '17'.
y = -3

Simplifying
y = -3

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