7(2y-6)+3y-5=123

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Solution for 7(2y-6)+3y-5=123 equation:


Simplifying
7(2y + -6) + 3y + -5 = 123

Reorder the terms:
7(-6 + 2y) + 3y + -5 = 123
(-6 * 7 + 2y * 7) + 3y + -5 = 123
(-42 + 14y) + 3y + -5 = 123

Reorder the terms:
-42 + -5 + 14y + 3y = 123

Combine like terms: -42 + -5 = -47
-47 + 14y + 3y = 123

Combine like terms: 14y + 3y = 17y
-47 + 17y = 123

Solving
-47 + 17y = 123

Solving for variable 'y'.

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

Add '47' to each side of the equation.
-47 + 47 + 17y = 123 + 47

Combine like terms: -47 + 47 = 0
0 + 17y = 123 + 47
17y = 123 + 47

Combine like terms: 123 + 47 = 170
17y = 170

Divide each side by '17'.
y = 10

Simplifying
y = 10

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