Register
Given f(x) = –3x – 7, what is f(–4)? A. –14 B. –1 C. 40 D. 5
64.8k views
1 vote
Given f(x) = –3x – 7, what is f(–4)? A. –14 B. –1 C. 40 D. 5

User Eliasdx
by
8.2k points

2 Answers

2 votes
f(x) = -3x - 7.....f(-4)...this is basically saying that x = -4.....so sub in -4 for x

f(-4) = -3(-4) - 7
f(-4) = 12 - 7
f(-4) = 5 <===
User Faflok
by
8.4k points
5 votes


- 3( - 4) - 7 = 12 - 7 = 5
User Lamba
by
8.5k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!