3 years ago

When is the substitution method a better method than graphing for solving a system of

1 answer:

8 0

Answer:

Frankly, substitution is almost always a better method. Graphing is a very precise and time consuming process where you have to calculate several..

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IrinaK [193]

Answer

105

Step-by-step explanation:

first bring 3 to the second power and get 9

then you have 7+8(9-2)

then add 7+8 and get 15

then you have 15(9-2)

then subtract 9-2 and get 7

then you have 15(7)

then times them and get 105

4 0

4 years ago

MariettaO [177]

Answer- r= 7\5 hope this helps!!

7 0

3 years ago

SSSSS [86.1K]

Answer:

-9,40

Step-by-step explanation:

Midpoint Formula:

$(\frac{x^{1} +x^{2} }{2},\frac{y^{1} +y^{2} }{{2} } } )$

7 0

2 years ago

ludmilkaskok [199]

Answer:

A.) - 1/5

Step-by-step explanation:

I divided each side by factors that do not contain the variable.

6 0

3 years ago

Kazeer [188]

6,000,000,000+4,000,00+700,000+20,000+80

5 0

3 years ago