(8y+2)-(3y+9)=

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Solution for (8y+2)-(3y+9)= equation:


Simplifying
(8y + 2) + -1(3y + 9) = 0

Reorder the terms:
(2 + 8y) + -1(3y + 9) = 0

Remove parenthesis around (2 + 8y)
2 + 8y + -1(3y + 9) = 0

Reorder the terms:
2 + 8y + -1(9 + 3y) = 0
2 + 8y + (9 * -1 + 3y * -1) = 0
2 + 8y + (-9 + -3y) = 0

Reorder the terms:
2 + -9 + 8y + -3y = 0

Combine like terms: 2 + -9 = -7
-7 + 8y + -3y = 0

Combine like terms: 8y + -3y = 5y
-7 + 5y = 0

Solving
-7 + 5y = 0

Solving for variable 'y'.

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

Add '7' to each side of the equation.
-7 + 7 + 5y = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 5y = 0 + 7
5y = 0 + 7

Combine like terms: 0 + 7 = 7
5y = 7

Divide each side by '5'.
y = 1.4

Simplifying
y = 1.4

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