Can you answer these please! I really need help! And I'm so not even joking only 16 17 18 and 19

Mathematics

1 answer:

frozen [14]3 years ago

4 0

16.) 38.25= 4.25h
divide by 4.25 on both sides
h=9
17.)214= 1/3x
divide by 1/3 on both sides
x= 642
18.)70= 2x
divide by 2 on both sides
x=35
19.)18.69= 5.25+1.68x
subtract 5.25 on both sides
13.44=1.68x
divide by 1.68 on both sides
x=8

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