7(x+3)+9x+4=

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


Simplifying
7(x + 3) + 9x + 4 = 0

Reorder the terms:
7(3 + x) + 9x + 4 = 0
(3 * 7 + x * 7) + 9x + 4 = 0
(21 + 7x) + 9x + 4 = 0

Reorder the terms:
21 + 4 + 7x + 9x = 0

Combine like terms: 21 + 4 = 25
25 + 7x + 9x = 0

Combine like terms: 7x + 9x = 16x
25 + 16x = 0

Solving
25 + 16x = 0

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + 16x = 0 + -25

Combine like terms: 25 + -25 = 0
0 + 16x = 0 + -25
16x = 0 + -25

Combine like terms: 0 + -25 = -25
16x = -25

Divide each side by '16'.
x = -1.5625

Simplifying
x = -1.5625

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