3.14(2.25)=a

Solution for 3.14(2.25)=a equation:

Simplifying
3.14(2.25) = a

Multiply 3.14 * 2.25
7.065 = a

Solving
7.065 = 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.
7.065 + -1a = a + -1a

Combine like terms: a + -1a = 0
7.065 + -1a = 0

Add '-7.065' to each side of the equation.
7.065 + -7.065 + -1a = 0 + -7.065

Combine like terms: 7.065 + -7.065 = 0.000
0.000 + -1a = 0 + -7.065
-1a = 0 + -7.065

Combine like terms: 0 + -7.065 = -7.065
-1a = -7.065

Divide each side by '-1'.
a = 7.065

Simplifying
a = 7.065