3xy-4xy+10ab-4ab
19x - x^2 = 3x + 2x^2 - 5
2y-10=-5x
y = 9.007*$x^{2}$-27.117*x + 12.231
If y=38.5, what is the value of x?
345
x42
9*(-1)/9+10*(-2)
solve 4^x+2^x-6=0
Given a+b=6, Find 3a+3b
11 rad