40a-20+50a+50a-50=350

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Solution for 40a-20+50a+50a-50=350 equation:


Simplifying
40a + -20 + 50a + 50a + -50 = 350

Reorder the terms:
-20 + -50 + 40a + 50a + 50a = 350

Combine like terms: -20 + -50 = -70
-70 + 40a + 50a + 50a = 350

Combine like terms: 40a + 50a = 90a
-70 + 90a + 50a = 350

Combine like terms: 90a + 50a = 140a
-70 + 140a = 350

Solving
-70 + 140a = 350

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 + 140a = 350 + 70

Combine like terms: -70 + 70 = 0
0 + 140a = 350 + 70
140a = 350 + 70

Combine like terms: 350 + 70 = 420
140a = 420

Divide each side by '140'.
a = 3

Simplifying
a = 3

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