-[3]y+7=-[9]y+49

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Solution for -[3]y+7=-[9]y+49 equation:


Simplifying
-1[3] * y + 7 = -1[9] * y + 49

Multiply -1 * 3
-3y + 7 = -1[9] * y + 49

Reorder the terms:
7 + -3y = -1[9] * y + 49

Multiply -1 * 9
7 + -3y = -9y + 49

Reorder the terms:
7 + -3y = 49 + -9y

Solving
7 + -3y = 49 + -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.
7 + -3y + 9y = 49 + -9y + 9y

Combine like terms: -3y + 9y = 6y
7 + 6y = 49 + -9y + 9y

Combine like terms: -9y + 9y = 0
7 + 6y = 49 + 0
7 + 6y = 49

Add '-7' to each side of the equation.
7 + -7 + 6y = 49 + -7

Combine like terms: 7 + -7 = 0
0 + 6y = 49 + -7
6y = 49 + -7

Combine like terms: 49 + -7 = 42
6y = 42

Divide each side by '6'.
y = 7

Simplifying
y = 7

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