7(x-3)+5(x+4)=-25

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Solution for 7(x-3)+5(x+4)=-25 equation:


Simplifying
7(x + -3) + 5(x + 4) = -25

Reorder the terms:
7(-3 + x) + 5(x + 4) = -25
(-3 * 7 + x * 7) + 5(x + 4) = -25
(-21 + 7x) + 5(x + 4) = -25

Reorder the terms:
-21 + 7x + 5(4 + x) = -25
-21 + 7x + (4 * 5 + x * 5) = -25
-21 + 7x + (20 + 5x) = -25

Reorder the terms:
-21 + 20 + 7x + 5x = -25

Combine like terms: -21 + 20 = -1
-1 + 7x + 5x = -25

Combine like terms: 7x + 5x = 12x
-1 + 12x = -25

Solving
-1 + 12x = -25

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 12x = -25 + 1

Combine like terms: -1 + 1 = 0
0 + 12x = -25 + 1
12x = -25 + 1

Combine like terms: -25 + 1 = -24
12x = -24

Divide each side by '12'.
x = -2

Simplifying
x = -2

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