3 years ago

Plz show work 3(10-x)=21

Mathematics

2 answers:

Reika [66]3 years ago

6 0

X=3 because if you divide 21 and 3 you get 7 and in order to change the ten to a 7 you have to subtract it by 3. so x=3

Contact [7]3 years ago

5 0

Answer:

x = 3

Step-by-step explanation:

3(10-x)=21

30-3x=21

-30 -30

-3x=-9

x=3

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