7(3x-(4-8y+9x)+3y)=

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Solution for 7(3x-(4-8y+9x)+3y)= equation:


Simplifying
7(3x + -1(4 + -8y + 9x) + 3y) = 0

Reorder the terms:
7(3x + -1(4 + 9x + -8y) + 3y) = 0
7(3x + (4 * -1 + 9x * -1 + -8y * -1) + 3y) = 0
7(3x + (-4 + -9x + 8y) + 3y) = 0

Reorder the terms:
7(-4 + 3x + -9x + 8y + 3y) = 0

Combine like terms: 3x + -9x = -6x
7(-4 + -6x + 8y + 3y) = 0

Combine like terms: 8y + 3y = 11y
7(-4 + -6x + 11y) = 0
(-4 * 7 + -6x * 7 + 11y * 7) = 0
(-28 + -42x + 77y) = 0

Solving
-28 + -42x + 77y = 0

Solving for variable 'x'.

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

Add '28' to each side of the equation.
-28 + -42x + 28 + 77y = 0 + 28

Reorder the terms:
-28 + 28 + -42x + 77y = 0 + 28

Combine like terms: -28 + 28 = 0
0 + -42x + 77y = 0 + 28
-42x + 77y = 0 + 28

Combine like terms: 0 + 28 = 28
-42x + 77y = 28

Add '-77y' to each side of the equation.
-42x + 77y + -77y = 28 + -77y

Combine like terms: 77y + -77y = 0
-42x + 0 = 28 + -77y
-42x = 28 + -77y

Divide each side by '-42'.
x = -0.6666666667 + 1.833333333y

Simplifying
x = -0.6666666667 + 1.833333333y

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