7(3x+9)+6(8-x)=

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Solution for 7(3x+9)+6(8-x)= equation:


Simplifying
7(3x + 9) + 6(8 + -1x) = 0

Reorder the terms:
7(9 + 3x) + 6(8 + -1x) = 0
(9 * 7 + 3x * 7) + 6(8 + -1x) = 0
(63 + 21x) + 6(8 + -1x) = 0
63 + 21x + (8 * 6 + -1x * 6) = 0
63 + 21x + (48 + -6x) = 0

Reorder the terms:
63 + 48 + 21x + -6x = 0

Combine like terms: 63 + 48 = 111
111 + 21x + -6x = 0

Combine like terms: 21x + -6x = 15x
111 + 15x = 0

Solving
111 + 15x = 0

Solving for variable 'x'.

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

Add '-111' to each side of the equation.
111 + -111 + 15x = 0 + -111

Combine like terms: 111 + -111 = 0
0 + 15x = 0 + -111
15x = 0 + -111

Combine like terms: 0 + -111 = -111
15x = -111

Divide each side by '15'.
x = -7.4

Simplifying
x = -7.4

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