4a+20=5b+7

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Solution for 4a+20=5b+7 equation:


Simplifying
4a + 20 = 5b + 7

Reorder the terms:
20 + 4a = 5b + 7

Reorder the terms:
20 + 4a = 7 + 5b

Solving
20 + 4a = 7 + 5b

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + -20 + 4a = 7 + -20 + 5b

Combine like terms: 20 + -20 = 0
0 + 4a = 7 + -20 + 5b
4a = 7 + -20 + 5b

Combine like terms: 7 + -20 = -13
4a = -13 + 5b

Divide each side by '4'.
a = -3.25 + 1.25b

Simplifying
a = -3.25 + 1.25b

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