140=176-.8a

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Solution for 140=176-.8a equation:


Simplifying
140 = 176 + -0.8a

Solving
140 = 176 + -0.8a

Solving for variable 'a'.

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

Add '0.8a' to each side of the equation.
140 + 0.8a = 176 + -0.8a + 0.8a

Combine like terms: -0.8a + 0.8a = 0.0
140 + 0.8a = 176 + 0.0
140 + 0.8a = 176

Add '-140' to each side of the equation.
140 + -140 + 0.8a = 176 + -140

Combine like terms: 140 + -140 = 0
0 + 0.8a = 176 + -140
0.8a = 176 + -140

Combine like terms: 176 + -140 = 36
0.8a = 36

Divide each side by '0.8'.
a = 45

Simplifying
a = 45

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