0
Best Answer
Evaluating a function called f(x) at f(4) basically means you set x = 4 in f(x) and solve. In other words, you solve the expression for x = 4. In this case: f(x) = 3x + 7
f(4) = 3(4) + 7
f(4) = 12 + 7
f(4) = 19
So, if you evaluate this function for f(4), you get 19.
Wiki User
∙ 14y agoThis answer is:
Add your answer:
Earn +20 ptsQ: How do you evaluate f x equals 3x plus 7 at f 4?
Write your answer...
Submit
Still have questions?
Continue Learning about Math & Arithmetic
3x plus 2y equals 4 -3x plus 4y equals -10?
(2, -1)
Are y equals -3x plus 2 and y plus 3x equals 4 parallel?
Their graphs are.
3x plus 56 equals 2x plus 4?
3x+56 = 2x+4 3x-2x = 4-56 x = -52
7x plus 4 equals 3x plus 16 equals?
x=6
What is the answer to 4 plus 6x equals 5 plus 3x plus 7?
6x+4=3x+12 => 6x-3x=12-4 => 3x=8 => x=8/3=2.666...
Related questions
3x plus 2y equals 4 -3x plus 4y equals -10?
(2, -1)
Are y equals -3x plus 2 and y plus 3x equals 4 parallel?
Their graphs are.
3x plus 56 equals 2x plus 4?
3x+56 = 2x+4 3x-2x = 4-56 x = -52
What is the answer to -3X plus 14 equals -4?
-3x+14 = -4 -3x = -4-14 -3x = -18 x = 6
7x plus 4 equals 3x plus 16 equals?
x=6
What is the answer to 4 plus 6x equals 5 plus 3x plus 7?
6x+4=3x+12 => 6x-3x=12-4 => 3x=8 => x=8/3=2.666...
What is 3x plus 8 equals 12?
3x+8 = 12 3x = 4 x = 4/3
What is answer to 5x-4 equals 3x plus 6 equals?
5x - 4 = 3x + 6 5x - 3x = 6 + 4 2x = 10 x = 5
What is 3x plus y equals 4?
1
If 4 3x plus 2 - x plus 5 equals -3 then x equals?
2x-4
What is the gradient of y equals 3x plus 4?
y=3x+4 -3x+y=4 x=-1/3
3x plus 4 equals 8 plus 2x?
3x + 4 = 8 + 2xSubtract 4 from each side:3x = 4 + 2xSubtract 2x from each side:x = 4
Copyright ©2024 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.