3(x-2)-1=7(x+5)

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Solution for 3(x-2)-1=7(x+5) equation:


Simplifying
3(x + -2) + -1 = 7(x + 5)

Reorder the terms:
3(-2 + x) + -1 = 7(x + 5)
(-2 * 3 + x * 3) + -1 = 7(x + 5)
(-6 + 3x) + -1 = 7(x + 5)

Reorder the terms:
-6 + -1 + 3x = 7(x + 5)

Combine like terms: -6 + -1 = -7
-7 + 3x = 7(x + 5)

Reorder the terms:
-7 + 3x = 7(5 + x)
-7 + 3x = (5 * 7 + x * 7)
-7 + 3x = (35 + 7x)

Solving
-7 + 3x = 35 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-7 + 3x + -7x = 35 + 7x + -7x

Combine like terms: 3x + -7x = -4x
-7 + -4x = 35 + 7x + -7x

Combine like terms: 7x + -7x = 0
-7 + -4x = 35 + 0
-7 + -4x = 35

Add '7' to each side of the equation.
-7 + 7 + -4x = 35 + 7

Combine like terms: -7 + 7 = 0
0 + -4x = 35 + 7
-4x = 35 + 7

Combine like terms: 35 + 7 = 42
-4x = 42

Divide each side by '-4'.
x = -10.5

Simplifying
x = -10.5

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