2 years ago

Solve the equations 7x+9y=27 and 4x+5y=13 by combining the equations

1 answer:

7 0

Is that what you need

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sergiy2304 [10]

Answer:

$7x^3-2x^2-5$

Step-by-step explanation:

We need to add the two terms.

$(6x^3+3x^2-2)+(x^3-5x^2-3)$

Solving,

Combine the like terms and adding those terms

$(6x^3+3x^2-2)+(x^3-5x^2-3)\\=6x^3+3x^2-2+x^3-5x^2-3\\=6x^3+x^3+3x^2-5x^2-2-3\\=7x^3-2x^2-5$

So, the answer is:

$7x^3-2x^2-5$

6 0

3 years ago

MAXImum [283]

1.06862156
… that is in decimal form so just convert it into exponent

5 0

1 year ago

larisa [96]

Answer:

(98/100)*110 = $107.8

Step-by-step explanation:

3 0

2 years ago

Mekhanik [1.2K]

Yeah i think so because
5-2=3
3+2=3
?

70-20=50
50+20=70
idek

3 0

2 years ago

Burka [1]

Answer:

Step-by-step explanation:

-1

6 0

2 years ago