Question

Find the value of x for the given value of y.

y=x4−7; y=2

Answer 1

y=x4-7;y=2
Y=(2.25)4-7
y=9-7
y=2

Answer 2

y=x4−7; y=2

Y=2 (2)=x.4-7

2+4x-7

4x-7=2 get the variable alone by doing the same thing to both sides

4x=9

4x/4=9/4

y=9/4

x=9/4