1.89=0.5*g*0.5

Solution for 1.89=0.5*g*0.5 equation:

Simplifying
1.89 = 0.5g * 0.5

Reorder the terms for easier multiplication:
1.89 = 0.5 * 0.5g

Multiply 0.5 * 0.5
1.89 = 0.25g

Solving
1.89 = 0.25g

Solving for variable 'g'.

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

Add '-0.25g' to each side of the equation.
1.89 + -0.25g = 0.25g + -0.25g

Combine like terms: 0.25g + -0.25g = 0.00
1.89 + -0.25g = 0.00

Add '-1.89' to each side of the equation.
1.89 + -1.89 + -0.25g = 0.00 + -1.89

Combine like terms: 1.89 + -1.89 = 0.00
0.00 + -0.25g = 0.00 + -1.89
-0.25g = 0.00 + -1.89

Combine like terms: 0.00 + -1.89 = -1.89
-0.25g = -1.89

Divide each side by '-0.25'.
g = 7.56

Simplifying
g = 7.56