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Find the value of x so that the function has given value M(x)=4x+15; m(x)=7
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2 votes
Find the value of x so that the function has given value
M(x)=4x+15; m(x)=7

User Mark Doliner
by
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1 Answer

3 votes
Mx=4x+15
7=4x+15
Subtract 15 from both sides
-8=4x
Divide each sides by 4
X=-2
User Om Kumar
by
5.1k points
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