How do you solve for x? 5.0*10^13 = .029/x(.18)^4
5.0*10^13 = .029/x(.18)^4 Flip both sides to get x on top
x(.18)^4/0.29= 1/5.0*10^13 multiply by 0.29
x(.18)^4= .29/5.0*10^13 Divide by (.18)^4
and you get x