4+45=8+20a

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Solution for 4+45=8+20a equation:


Simplifying
4 + 45 = 8 + 20a

Combine like terms: 4 + 45 = 49
49 = 8 + 20a

Solving
49 = 8 + 20a

Solving for variable 'a'.

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

Add '-20a' to each side of the equation.
49 + -20a = 8 + 20a + -20a

Combine like terms: 20a + -20a = 0
49 + -20a = 8 + 0
49 + -20a = 8

Add '-49' to each side of the equation.
49 + -49 + -20a = 8 + -49

Combine like terms: 49 + -49 = 0
0 + -20a = 8 + -49
-20a = 8 + -49

Combine like terms: 8 + -49 = -41
-20a = -41

Divide each side by '-20'.
a = 2.05

Simplifying
a = 2.05

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