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Eva8 [605]
4 years ago
6

Can I get an example of systems of equations that represent the solution of this situation below? Thank you! ^ ^

Mathematics
1 answer:
Alenkinab [10]4 years ago
7 0

Answer:

1x+ 1y =11

10x + 5y = 80

x = the cost of a taco = $5

y = the cost of a burrito = $6

Step-by-step explanation:

x = the cost of a taco

y = the cost of a burrito

1x+ 1y =11

10x + 5y = 80

rearange 1st equation as y = 11 -x and plug in into the 2nd one for y:

10x + 5( 11-x) = 80 distribute left side

10x + 55 - 5x = 80 combine like terms

10x - 5x = 5x

5x + 55 = 80 subtract 55 from both sides

5x = 80 - 55

5x = 25 divide by 5

x = 5

plug in for y in 1st equation y = 11--x =11-5 = 6

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A triangle has two sides that are 8cm and 13cm. What could be the length of the triangles third side
Nikitich [7]

Answer:

5 < x < 21

Step-by-step explanation:

The sum of the shorter sides is greater than the longest side.

If 13 is the longest side:

x + 8 > 13

x > 5

If x is the longest side:

8 + 13 > x

21 > x

Therefore, the third side is any number between 5 and 21.

3 0
4 years ago
P is a rectangle with a length 40 cm and width x cm
Vesnalui [34]
We know that
<span>the length of Q is 25% more than the length of p
</span>so
length Q=1.25*40--------> 50 cm

<span>the area of Q is 10% less than the area of p
Area Q=50*y
Area P=40*x
so
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the answer is
the ratio </span><span>x:y is
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7 0
3 years ago
Complete the solution of the equation. Find<br> the value of y when x equals 4.<br> -3x + 9y = -57
stich3 [128]

Answer: -5

Step-by-step explanation:

-3x+9y=-57                x=4

-3(4)+9y=-57

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8 0
2 years ago
Find the sum of 5m + 3n + p, -5p + 3n, and 2n - m.
Nastasia [14]
5m + 3n + p
-5p + 3n
2n - m

Arrange them in like terms

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                + 3n  - 5p
add;    <u>-m + 2n       
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</u>
5 0
3 years ago
Read 2 more answers
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ira [324]

Answer:

Step-by-step explanation:

The degrees of the terms in the order given are 2, 4, 1, 3, 0. The second-highest of these numbers is 3, and the corresponding term is ...

 B: -g^3

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7 0
3 years ago
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