1(a+7)=40

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Solution for 1(a+7)=40 equation: 


Simplifying
1(a + 7) = 40

Reorder the terms:
1(7 + a) = 40
(7 * 1 + a * 1) = 40
(7 + 1a) = 40

Solving
7 + 1a = 40

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + 1a = 40 + -7

Combine like terms: 7 + -7 = 0
0 + 1a = 40 + -7
1a = 40 + -7

Combine like terms: 40 + -7 = 33
1a = 33

Divide each side by '1'.
a = 33

Simplifying
a = 33

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