.7(3x-7)=1.1(x-1)+.2

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Solution for .7(3x-7)=1.1(x-1)+.2 equation:


Simplifying
0.7(3x + -7) = 1.1(x + -1) + 0.2

Reorder the terms:
0.7(-7 + 3x) = 1.1(x + -1) + 0.2
(-7 * 0.7 + 3x * 0.7) = 1.1(x + -1) + 0.2
(-4.9 + 2.1x) = 1.1(x + -1) + 0.2

Reorder the terms:
-4.9 + 2.1x = 1.1(-1 + x) + 0.2
-4.9 + 2.1x = (-1 * 1.1 + x * 1.1) + 0.2
-4.9 + 2.1x = (-1.1 + 1.1x) + 0.2

Reorder the terms:
-4.9 + 2.1x = -1.1 + 0.2 + 1.1x

Combine like terms: -1.1 + 0.2 = -0.9
-4.9 + 2.1x = -0.9 + 1.1x

Solving
-4.9 + 2.1x = -0.9 + 1.1x

Solving for variable 'x'.

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

Add '-1.1x' to each side of the equation.
-4.9 + 2.1x + -1.1x = -0.9 + 1.1x + -1.1x

Combine like terms: 2.1x + -1.1x = 1x
-4.9 + 1x = -0.9 + 1.1x + -1.1x

Combine like terms: 1.1x + -1.1x = 0.0
-4.9 + 1x = -0.9 + 0.0
-4.9 + 1x = -0.9

Add '4.9' to each side of the equation.
-4.9 + 4.9 + 1x = -0.9 + 4.9

Combine like terms: -4.9 + 4.9 = 0.0
0.0 + 1x = -0.9 + 4.9
1x = -0.9 + 4.9

Combine like terms: -0.9 + 4.9 = 4
1x = 4

Divide each side by '1'.
x = 4

Simplifying
x = 4

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