0.7x+2.1=1.4(x+2)

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Solution for 0.7x+2.1=1.4(x+2) equation: 


Simplifying
0.7x + 2.1 = 1.4(x + 2)

Reorder the terms:
2.1 + 0.7x = 1.4(x + 2)

Reorder the terms:
2.1 + 0.7x = 1.4(2 + x)
2.1 + 0.7x = (2 * 1.4 + x * 1.4)
2.1 + 0.7x = (2.8 + 1.4x)

Solving
2.1 + 0.7x = 2.8 + 1.4x

Solving for variable 'x'.

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

Add '-1.4x' to each side of the equation.
2.1 + 0.7x + -1.4x = 2.8 + 1.4x + -1.4x

Combine like terms: 0.7x + -1.4x = -0.7x
2.1 + -0.7x = 2.8 + 1.4x + -1.4x

Combine like terms: 1.4x + -1.4x = 0.0
2.1 + -0.7x = 2.8 + 0.0
2.1 + -0.7x = 2.8

Add '-2.1' to each side of the equation.
2.1 + -2.1 + -0.7x = 2.8 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + -0.7x = 2.8 + -2.1
-0.7x = 2.8 + -2.1

Combine like terms: 2.8 + -2.1 = 0.7
-0.7x = 0.7

Divide each side by '-0.7'.
x = -1

Simplifying
x = -1

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