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F(x+2)= 3x +5 find the value
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2 votes
F(x+2)= 3x +5 find the value

User Brijesh Vadukia
by
6.0k points

2 Answers

2 votes
x+2=3x-5
3x-5=x+2
3x-x=2+5
2x=7
x=7/2
User Benny Bauer
by
5.9k points
3 votes
If F wasn't unknown cause it cannot be then:
x+2 = 3x+5
-2x = 3
x = -3/2
User Sherisse
by
6.2k points
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