Answer:
3 
Step-by-step explanation:
Given
=
( cross- multiply )
4x =
× 28 = 14 ( divide both sides by 4 )
x =
=
= 3 
Replace the letters with their value:
4^3 = 4 x 4 x 4 = 16 x 4 = 64
The answer is 64
Answer:
x = 5
Step-by-step explanation:
-3x = 15
---- ----
-3 -3
x = 5
Answer:
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