3 years ago

Can someone explain #1 and #2 to me? (Picture above) I really need help

Mathematics

1 answer:

Charra [1.4K]3 years ago

5 0

A number can replaced with a variable like x
(X+3)4=16
4x+12=16
4x=4
X=1
(X/4)+3=24
X/4=21
X=84

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