3000-120a=4000-160a

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Solution for 3000-120a=4000-160a equation:


Simplifying
3000 + -120a = 4000 + -160a

Solving
3000 + -120a = 4000 + -160a

Solving for variable 'a'.

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

Add '160a' to each side of the equation.
3000 + -120a + 160a = 4000 + -160a + 160a

Combine like terms: -120a + 160a = 40a
3000 + 40a = 4000 + -160a + 160a

Combine like terms: -160a + 160a = 0
3000 + 40a = 4000 + 0
3000 + 40a = 4000

Add '-3000' to each side of the equation.
3000 + -3000 + 40a = 4000 + -3000

Combine like terms: 3000 + -3000 = 0
0 + 40a = 4000 + -3000
40a = 4000 + -3000

Combine like terms: 4000 + -3000 = 1000
40a = 1000

Divide each side by '40'.
a = 25

Simplifying
a = 25

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