3 years ago

What is y=-x-14 y=-8x

1 answer:

6 0

Substitute y in the first equation.

-8x = -x - 14
+x +x

-7x = -14
-7x/-7 = -14/-7
x = 2

Now solve for y.

y = -18(2)
y = -36

Answer: (2, -36) or y = -36 and x = 2

You might be interested in

PLZZZZ HELLLLPPPPP IF U DO U ARE MY HEROOOOO FR

Romashka-Z-Leto [24]

Answer: The second one

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

Look at this triangle B 11 cm 4 cm A4 C Work out length AC.pythagoras

german

Answer:

11.7 cm

Step-by-step explanation:

Using Pythagoras Theorem

AC² = AB² + BC²

AB = 4 cm

BC = 11 cm

AC² = 4² + 11²

AC = √4² + 11²

AC =✓137

AC = 11.704699911 cm

Approximately = 11.7 cm

Length AC = 11.7cm

6 0

3 years ago

The base of a cube is shown. The area of the base is ft. What is the volume of the cube?

LuckyWell [14K]

Step-by-step explanation:

Area of base of cube

$= x \times x = {x}^{2} \\ \\ volume \: \\ = area \: of \: base \times height \\ = {x}^{2} \times x \\ = {x}^{3}$

7 0

4 years ago

Each big square below represents one whole. What percent is represented by the shaded area?

Lelechka [254]

Answer:

Fraction 81/100

Decimal .81

Percent 81%

Step-by-step explanation:

There are total 10×10 = 100 squares in the picture and number of shaded squares = 100 - 19 = 81

Shaded area expressed as the fraction of the whole =

Shaded area in decimals of the whole =

Shaded area in percent of the whole = = 81%

5 0

4 years ago

Jenny walked 2.5 miles in 50 minutes . At this rate , how many minutes did it take her to walk 1 mile ?

Harlamova29_29 [7]

For this question, let's use algebra!

2.5 miles = 50 minutes
1 mile x minutes

x minutes = 50 x 1 ÷ 2.5
x minutes = 20

Hope this helps!

8 0

3 years ago

Read 2 more answers