Question

If 2n-7 x5n-4 = 1250, find the value of n.

Answer 1

Answer:

122.2

Explanation:

2n-7× 5n-4=1250

10n-28=1250

10n = 1250-28

10n = 1222

n= 1222/10

n=122.2

Answer 2

Answer:

n= -38

Explanation:

2n-7x5n-4=1250

2n-35n=1250+4

-33n=1254

n= -1254/33

n= -38