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
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