2.5x-15 = 220
add 15 to each side of the equation to get
2.5x -15 + 15 = 220 + 15
2.5x = 205
Now divide both sides by 2.5
2.5x / 2.5 = 205 /2.5
x = 82
I Am Doing Equations.
y=2.5x-15=220
Please Help Me Solve This Question. :}
1 answer