3x+4(x-1)=2.5

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Solution for 3x+4(x-1)=2.5 equation:


Simplifying
3x + 4(x + -1) = 2.5

Reorder the terms:
3x + 4(-1 + x) = 2.5
3x + (-1 * 4 + x * 4) = 2.5
3x + (-4 + 4x) = 2.5

Reorder the terms:
-4 + 3x + 4x = 2.5

Combine like terms: 3x + 4x = 7x
-4 + 7x = 2.5

Solving
-4 + 7x = 2.5

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 7x = 2.5 + 4

Combine like terms: -4 + 4 = 0
0 + 7x = 2.5 + 4
7x = 2.5 + 4

Combine like terms: 2.5 + 4 = 6.5
7x = 6.5

Divide each side by '7'.
x = 0.9285714286

Simplifying
x = 0.9285714286

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