14+9=9+_=_
Fully simplify 5xy+5x+4+2yx+y
find x and show steps
120 x 10 + 15(x-10) = 20 x 150 + 15(500-x-20)
5^2^x = 5^3 find x
expand and simplify (2x+1)(5x-9)
5^2x = 5^3 find x
Fully simplify 5xy+5x+4+2yx+2+y
factorize x^2 -16
5m+3p+m-2p
3x+5y=15