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What is the number that represents X in 12x + 5 = 8x + 21?
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2 votes
What is the number that represents X in 12x + 5 = 8x + 21?

User HaloMediaz
by
7.6k points

2 Answers

5 votes
X is equal to 4 because:
-
Step 1: 12*4+5
Step 2: 48+5=53
This is the answer for the first equation, next, you find the answer to the next equation.
Step 3: 8*4+21
Step 4: 32+21=53
-
53 is equal to 53, therefore x=4.
User Wislon
by
8.2k points
5 votes
I hope this helps you



12x-8x=21-5


4x=16


x=4
User Josue Yeray
by
8.6k points
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