7(x+2)+8(x+5)+25(x-1)-39=9

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Solution for 7(x+2)+8(x+5)+25(x-1)-39=9 equation:


Simplifying
7(x + 2) + 8(x + 5) + 25(x + -1) + -39 = 9

Reorder the terms:
7(2 + x) + 8(x + 5) + 25(x + -1) + -39 = 9
(2 * 7 + x * 7) + 8(x + 5) + 25(x + -1) + -39 = 9
(14 + 7x) + 8(x + 5) + 25(x + -1) + -39 = 9

Reorder the terms:
14 + 7x + 8(5 + x) + 25(x + -1) + -39 = 9
14 + 7x + (5 * 8 + x * 8) + 25(x + -1) + -39 = 9
14 + 7x + (40 + 8x) + 25(x + -1) + -39 = 9

Reorder the terms:
14 + 7x + 40 + 8x + 25(-1 + x) + -39 = 9
14 + 7x + 40 + 8x + (-1 * 25 + x * 25) + -39 = 9
14 + 7x + 40 + 8x + (-25 + 25x) + -39 = 9

Reorder the terms:
14 + 40 + -25 + -39 + 7x + 8x + 25x = 9

Combine like terms: 14 + 40 = 54
54 + -25 + -39 + 7x + 8x + 25x = 9

Combine like terms: 54 + -25 = 29
29 + -39 + 7x + 8x + 25x = 9

Combine like terms: 29 + -39 = -10
-10 + 7x + 8x + 25x = 9

Combine like terms: 7x + 8x = 15x
-10 + 15x + 25x = 9

Combine like terms: 15x + 25x = 40x
-10 + 40x = 9

Solving
-10 + 40x = 9

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 40x = 9 + 10

Combine like terms: -10 + 10 = 0
0 + 40x = 9 + 10
40x = 9 + 10

Combine like terms: 9 + 10 = 19
40x = 19

Divide each side by '40'.
x = 0.475

Simplifying
x = 0.475

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