2*4-1=0.5+y

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Solution for 2*4-1=0.5+y equation:


Simplifying
2 * 4 + -1 = 0.5 + y

Multiply 2 * 4
8 + -1 = 0.5 + y

Combine like terms: 8 + -1 = 7
7 = 0.5 + y

Solving
7 = 0.5 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
7 + -1y = 0.5 + y + -1y

Combine like terms: y + -1y = 0
7 + -1y = 0.5 + 0
7 + -1y = 0.5

Add '-7' to each side of the equation.
7 + -7 + -1y = 0.5 + -7

Combine like terms: 7 + -7 = 0
0 + -1y = 0.5 + -7
-1y = 0.5 + -7

Combine like terms: 0.5 + -7 = -6.5
-1y = -6.5

Divide each side by '-1'.
y = 6.5

Simplifying
y = 6.5

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