140=7(8+6a)

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Solution for 140=7(8+6a) equation: 


Simplifying
140 = 7(8 + 6a)
140 = (8 * 7 + 6a * 7)
140 = (56 + 42a)

Solving
140 = 56 + 42a

Solving for variable 'a'.

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

Add '-42a' to each side of the equation.
140 + -42a = 56 + 42a + -42a

Combine like terms: 42a + -42a = 0
140 + -42a = 56 + 0
140 + -42a = 56

Add '-140' to each side of the equation.
140 + -140 + -42a = 56 + -140

Combine like terms: 140 + -140 = 0
0 + -42a = 56 + -140
-42a = 56 + -140

Combine like terms: 56 + -140 = -84
-42a = -84

Divide each side by '-42'.
a = 2

Simplifying
a = 2

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