Math, asked by sarveenkaurgandhi, 6 months ago

Hi 5+1
13+1
2
find the value of 4r +21-8r+7

Answers

Answered by sunnyrana2020

0

Answer:

8+4=12 21+7=28 28-12=16

Answered by AuraVelencia

0

Answer:

28-4r

Step-by-step explanation:

4r+21-8r+7

Add 4r and (-8r) = -4r

Add 21 and 7 = 28

Then, 28+(-4r) = 28-4r

I can't understand the relation between 5+1, 13+1 and 2 to 4r+21-8r+7 that's why variable remains.

Hope it helps

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