Enter the value for x that makes the equation 3x – 5 = 7x - 21 true.
2 answers:
Answer:
4
Step-by-step explanation:
3x-5=7x-21
3x-7x=5-21
-4x=-16 ( divide by -4 both sides)
x= 4
Answer:4
Step by step solution:
3x-5=7x-21
-5=4x-21
16=4x
x=4
You might be interested in
Answer:
d) 4 + 7 - 2
Step-by-step explanation:
7 + 2 - 4 = 5
2 + 7 - 4 = 5
7 - 4 + 2 = 5
4 + 7 - 2 = 9
Answer:
A) x=2
Step-by-step explanation:
Answer:

Step-by-step explanation:

Answer:
3.25 - 1.75 = 1.50 pounds of flour
Step-by-step explanation:
Answer:
-23
Step-by-step explanation: