7-(y-4)+4y-9=y+6

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Solution for 7-(y-4)+4y-9=y+6 equation:


Simplifying
7 + -1(y + -4) + 4y + -9 = y + 6

Reorder the terms:
7 + -1(-4 + y) + 4y + -9 = y + 6
7 + (-4 * -1 + y * -1) + 4y + -9 = y + 6
7 + (4 + -1y) + 4y + -9 = y + 6

Reorder the terms:
7 + 4 + -9 + -1y + 4y = y + 6

Combine like terms: 7 + 4 = 11
11 + -9 + -1y + 4y = y + 6

Combine like terms: 11 + -9 = 2
2 + -1y + 4y = y + 6

Combine like terms: -1y + 4y = 3y
2 + 3y = y + 6

Reorder the terms:
2 + 3y = 6 + y

Solving
2 + 3y = 6 + 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.
2 + 3y + -1y = 6 + y + -1y

Combine like terms: 3y + -1y = 2y
2 + 2y = 6 + y + -1y

Combine like terms: y + -1y = 0
2 + 2y = 6 + 0
2 + 2y = 6

Add '-2' to each side of the equation.
2 + -2 + 2y = 6 + -2

Combine like terms: 2 + -2 = 0
0 + 2y = 6 + -2
2y = 6 + -2

Combine like terms: 6 + -2 = 4
2y = 4

Divide each side by '2'.
y = 2

Simplifying
y = 2

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