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If 2x+9=j(x),find x if j(x)=12
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5 votes
If 2x+9=j(x),find x if j(x)=12

User Rashad Saleh
by
3.4k points

1 Answer

4 votes

Answer:

x = 1.5

Explanation:

We need a value of x that would result in 2x+9 = 12

2x+9 = 12

2x = 12 - 9

2x = 3

x = 3/2 or 1.5

====

CHECK

Does 2x+9 = 12 when x = 1.5?

2x+9 = 12

2(1.5)+9 = 12

3 + 9 = 12 YES

User Pieter Buys
by
3.5k points
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