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18 votes
18 votes
For f(x) = 5x - 7 and f(x) = -3, what is the value of x​

User ThomasMX
by
2.6k points

2 Answers

15 votes
15 votes

Answer:

x = 4/5

Explanation:

5x - 7 = -3

5x = -3 + 7

5x = 4

x = 4/5

Check:

5*4/5 - 7 = -3

4 - 7 = -3

User Stefan Zvonar
by
2.9k points
24 votes
24 votes

Answer:

Explanation:

hello :

f(x) = 5x - 7 and f(x) = -3

5x - 7 = -3

5x=7-3

5x=4

x=4/5

User Nikhil Jindal
by
3.2k points