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

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


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

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

Reorder the terms:
-3 + 3x = 7(-2 + x) + -3
-3 + 3x = (-2 * 7 + x * 7) + -3
-3 + 3x = (-14 + 7x) + -3

Reorder the terms:
-3 + 3x = -14 + -3 + 7x

Combine like terms: -14 + -3 = -17
-3 + 3x = -17 + 7x

Solving
-3 + 3x = -17 + 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.
-3 + 3x + -7x = -17 + 7x + -7x

Combine like terms: 3x + -7x = -4x
-3 + -4x = -17 + 7x + -7x

Combine like terms: 7x + -7x = 0
-3 + -4x = -17 + 0
-3 + -4x = -17

Add '3' to each side of the equation.
-3 + 3 + -4x = -17 + 3

Combine like terms: -3 + 3 = 0
0 + -4x = -17 + 3
-4x = -17 + 3

Combine like terms: -17 + 3 = -14
-4x = -14

Divide each side by '-4'.
x = 3.5

Simplifying
x = 3.5

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