Answer:
X=7
Explanation:
2^3=8.
8x16=128
128=2^x
Write 128 as a base of two
2^7=2^x
When the bases are the same. You can now equate the exponents.
7=x
2³ x 16 = 2^×
2³× 2⁴ = 2^x
2^7 = 2^x
so, x = 7
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