5/4 = (x+7) / (x+1)^(3/2)
(2x²)²
solve
3x+5 3x+y=+15
3.7 rounded to the nearest whole number
(x²)²
1.2 x 2.5
2x + 3y = 5
x - 3y = 4
x + y = -2
(x+2) (x-3) simplify
