Answer :
Answer:
20
Step-by-step explanation:
Given:
- x = 5
Substitute the value of x into the expression:
⇒ 3x + 4x - 15
⇒ 3(5) + 4(5) - 15
Simplify the expression:
⇒ 15 + 20 - 15
⇒ 15 + 5
⇒ 20 (Option A)
Answer:
A. 20
given function:
- 3(x) + 4(x) - 15
put x = 5
- 3(5) + 4(5) - 15
simplify
- 15 + 20 - 15
answer
- 20