45=a-32

Solution for 45=a-32 equation:

Simplifying
45 = a + -32

Reorder the terms:
45 = -32 + a

Solving
45 = -32 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
45 + -1a = -32 + a + -1a

Combine like terms: a + -1a = 0
45 + -1a = -32 + 0
45 + -1a = -32

Add '-45' to each side of the equation.
45 + -45 + -1a = -32 + -45

Combine like terms: 45 + -45 = 0
0 + -1a = -32 + -45
-1a = -32 + -45

Combine like terms: -32 + -45 = -77
-1a = -77

Divide each side by '-1'.
a = 77

Simplifying
a = 77