3 years ago

Find the 21st term in the arithmetic sequence, 3,7 11, 15, 19,

Mathematics

1 answer:

Sergeeva-Olga [200]3 years ago

6 0

Answer:

Step-by-step explanation:

keep adding 4 til the 21st number.

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Lana71 [14]

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Matilda needs at least $112 to buy a new dress. She has already saved $40. She earns $9 an hour babysitting. How many hours will

valentina_108 [34]

Answer:

Down below. was solved using an equation.

Step-by-step explanation:

$y=40+9x\\y=112\\112=40+9x\\112-40=40+9x-40\\72=9x\\72/9=9x/9\\8=x$

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SashulF [63]

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