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

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


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

Reorder the terms:
2 + -7(4 + y) = y + 9
2 + (4 * -7 + y * -7) = y + 9
2 + (-28 + -7y) = y + 9

Combine like terms: 2 + -28 = -26
-26 + -7y = y + 9

Reorder the terms:
-26 + -7y = 9 + y

Solving
-26 + -7y = 9 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-26 + -7y + -1y = 9 + y + -1y

Combine like terms: -7y + -1y = -8y
-26 + -8y = 9 + y + -1y

Combine like terms: y + -1y = 0
-26 + -8y = 9 + 0
-26 + -8y = 9

Add '26' to each side of the equation.
-26 + 26 + -8y = 9 + 26

Combine like terms: -26 + 26 = 0
0 + -8y = 9 + 26
-8y = 9 + 26

Combine like terms: 9 + 26 = 35
-8y = 35

Divide each side by '-8'.
y = -4.375

Simplifying
y = -4.375

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