70=a*10.2+-84

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Solution for 70=a*10.2+-84 equation:


Simplifying
70 = a * 10.2 + -84

Reorder the terms for easier multiplication:
70 = 10.2a + -84

Reorder the terms:
70 = -84 + 10.2a

Solving
70 = -84 + 10.2a

Solving for variable 'a'.

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

Add '-10.2a' to each side of the equation.
70 + -10.2a = -84 + 10.2a + -10.2a

Combine like terms: 10.2a + -10.2a = 0.0
70 + -10.2a = -84 + 0.0
70 + -10.2a = -84

Add '-70' to each side of the equation.
70 + -70 + -10.2a = -84 + -70

Combine like terms: 70 + -70 = 0
0 + -10.2a = -84 + -70
-10.2a = -84 + -70

Combine like terms: -84 + -70 = -154
-10.2a = -154

Divide each side by '-10.2'.
a = 15.09803922

Simplifying
a = 15.09803922

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