70-a=4.5

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Solution for 70-a=4.5 equation:


Simplifying
70 + -1a = 4.5

Solving
70 + -1a = 4.5

Solving for variable 'a'.

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

Add '-70' to each side of the equation.
70 + -70 + -1a = 4.5 + -70

Combine like terms: 70 + -70 = 0
0 + -1a = 4.5 + -70
-1a = 4.5 + -70

Combine like terms: 4.5 + -70 = -65.5
-1a = -65.5

Divide each side by '-1'.
a = 65.5

Simplifying
a = 65.5

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