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grin007 [14]
3 years ago
15

How do I solve system of equations by subsitution​

Mathematics
1 answer:
ValentinkaMS [17]3 years ago
6 0
You need to solve for x or y in one equation and and substitute it into the other equation in place of the variable that corresponds to it.

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Rob deposits $1,000 in a savings account at New York State Bank that pays 1.4% interest, compounded monthly.
Nata [24]

Answer:

14

Step-by-step explanation:

p=$1000

rate percent=1.4%

time=one year

then

1.4/100*100=14

8 0
3 years ago
Write 9/20 as a decimal
Oksanka [162]

Answer:

0.45

Step-by-step explanation:

Divide 9 by 20.

6 0
3 years ago
Please I need help asap
andrey2020 [161]

Answer:

Option D

Step-by-step explanation:

\frac{2}{3}x=\frac{12}{5}

x=(\frac{12}{5} )(\frac{3}{2} )=\frac{36}{10} =\frac{18}{5} =3\frac{3}{5}

Hope this helps

6 0
2 years ago
Jesse owes $8,473 on a credit card with a 21.5% interest rate. What is the monthly payment he should make to pay off this debt i
kakasveta [241]
You can use an online credit card calculator in computing the monthly payment. Refer to the attachment for the answer and graph. The given are the following: balance - 8,473; interest rate - 21.5%; months - 12. The answer is the third option - you'll need to pay <span>$790.99 every month for 12 months.</span>

3 0
3 years ago
Seven less than eight times a number is -12
aliina [53]

Answer:

19/8

Step-by-step explanation:

8x-7=-12

8x=19

x=19/8

5 0
3 years ago
Read 2 more answers
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