Evaluate -4x +9 for x=8
2 answers:
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The new equation after the expression equivalent to x from the first equation is substituted into the second equation is:
Step-by-step explanation:
We will solve the initial steps for substitution method for finding the correct answer
Given equations are:
From equation one
Putting x = -4y-9 in equation 2
Hence,
The new equation after the expression equivalent to x from the first equation is substituted into the second equation is:
Keywords: Linear equations, variables
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