3 years ago

Which of the following is the solution of the system of equations below? 6x+6y=-6 5x+y=-13

Mathematics

1 answer:

Furkat [3]3 years ago

7 0

I need the multiple choice things that could be the answer

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After 3 hours, Ernie had travelled 195 miles. If he travels at a constant speed, how far will he have

Umnica [9.8K]

Answer:

x = 325 miles

Step-by-step explanation:

$\frac{195}{3} = \frac{x}{5} \\ 3.x = 5.195 \\ 3x = 975 \\ x = \frac{975}{3} \\ x = 325 \: miles$

7 0

3 years ago

Help please I need someone to answer this

Assoli18 [71]

Answer:

Step-by-step explanation:

1). 8(5)-8+10

40-8+10

32+10

42, so answer is C

2). 9/5(42)+32

9(8.4)+32

75.6+32

107.6°F, so answer is D

8 0

3 years ago

Read 2 more answers

Find the measures of

ki77a [65]

3y+15=4y-3

Subtract 3y from both sides

15=y-3

Add 3 to both sides

Y=18

4(18)-3

72-3

69 both angles are 69

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3 years ago

4n+12=4 What does n equal?

solong [7]

Answer:

n = -2

Step-by-step explanation:

4n + 12 = 4

Subtract 12 from both sides.

4n = -8

Divide both sides by 4.

n = -2

3 0

3 years ago

-2(x + y)2 for for x =-3, y = 2 with steps

svlad2 [7]

Step-by-step explanation:

-2(-3+2)2

(-2×-3)+(-2×2)2

(6-4)2

2(6-4)

(2×6)+(2×-4)

12-8=4

6 0

3 years ago