2.2=7.8-0.7x

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Solution for 2.2=7.8-0.7x equation:


Simplifying
2.2 = 7.8 + -0.7x

Solving
2.2 = 7.8 + -0.7x

Solving for variable 'x'.

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

Add '0.7x' to each side of the equation.
2.2 + 0.7x = 7.8 + -0.7x + 0.7x

Combine like terms: -0.7x + 0.7x = 0.0
2.2 + 0.7x = 7.8 + 0.0
2.2 + 0.7x = 7.8

Add '-2.2' to each side of the equation.
2.2 + -2.2 + 0.7x = 7.8 + -2.2

Combine like terms: 2.2 + -2.2 = 0.0
0.0 + 0.7x = 7.8 + -2.2
0.7x = 7.8 + -2.2

Combine like terms: 7.8 + -2.2 = 5.6
0.7x = 5.6

Divide each side by '0.7'.
x = 8

Simplifying
x = 8

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