Question

Solve x if 2ˣ⁺³ = 4ˣ⁻¹​

Answer 1

Answer:

x=5

Explanation:

2^(x+3) = 4^(x-1)

This becomes, 2^(x+3) = 2^(2*(x-1))

So to find x,

x+3=2*(x-1)

x+3=2x-2

3+2=2x-x

5=x

hence, x=5

Answer 2

Answer:

x=4

Explanation:

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