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zalisa [80]
3 years ago
7

SOLVE FOR X. 8X + 3 = 2X + 21

Mathematics
2 answers:
saw5 [17]3 years ago
6 0
8x - 2x= 21 - 3
=(6x)divided by 6= 18 divided by 6
X = 3

Proof
8(3) + 3= 2(3) + 21
27 = 27


Plzzz mark as brainleast plzzz
mixer [17]3 years ago
3 0

Answer:

x=3

Step-by-step explanation:

1. separate the x's to one side as well as the normal numbers

8x-2x=21-3

2. Subtract

6x=18

3. Divide

x=3

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