7(-3+4y)-9y=17

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Solution for 7(-3+4y)-9y=17 equation:


Simplifying
7(-3 + 4y) + -9y = 17
(-3 * 7 + 4y * 7) + -9y = 17
(-21 + 28y) + -9y = 17

Combine like terms: 28y + -9y = 19y
-21 + 19y = 17

Solving
-21 + 19y = 17

Solving for variable 'y'.

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

Add '21' to each side of the equation.
-21 + 21 + 19y = 17 + 21

Combine like terms: -21 + 21 = 0
0 + 19y = 17 + 21
19y = 17 + 21

Combine like terms: 17 + 21 = 38
19y = 38

Divide each side by '19'.
y = 2

Simplifying
y = 2

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