7(3x-9)-20x=7

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Solution for 7(3x-9)-20x=7 equation:


Simplifying
7(3x + -9) + -20x = 7

Reorder the terms:
7(-9 + 3x) + -20x = 7
(-9 * 7 + 3x * 7) + -20x = 7
(-63 + 21x) + -20x = 7

Combine like terms: 21x + -20x = 1x
-63 + 1x = 7

Solving
-63 + 1x = 7

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + 1x = 7 + 63

Combine like terms: -63 + 63 = 0
0 + 1x = 7 + 63
1x = 7 + 63

Combine like terms: 7 + 63 = 70
1x = 70

Divide each side by '1'.
x = 70

Simplifying
x = 70

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