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You can solve the proportion by using cross products.
4 or - 4
To solve the proportion, we will start by using cross products.
Cross multiply
Multiply
From here, we will continue solving for x by using the Division Property of Equality and calculating the square root.
.LHS /3.=.RHS /3.
sqrt(LHS)=sqrt(RHS)
Calculate root
Therefore, the solution is x=4 or x=- 4.
