3 years ago

If 3x = 21, find the value of 23 - 4x

Mathematics

1 answer:

quester [9]3 years ago

7 0

Answer:

- 5

Step-by-step explanation:

Given

3x = 21 ( divide both sides by 3 )

x = 7

Then

23 - 4x = 23 - 4(7) = 23 - 28 = - 5

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If 3x = 21, find the value of 23 - 4x​

If 3x = 21, find the value of 23 - 4x