3 years ago

Which matrix equation represents this linear system? 2x-5y=-7 4x+3y=-1

Mathematics

1 answer:

Ostrovityanka [42]3 years ago

3 0

Answer: C

Step-by-step explanation: I just took the exam

You might be interested in

Will mark brainlest

aleksklad [387]

Divide y by x:

150/10 = 15

135/9 = 15

30 /2 = 15

They all equal 15

This means the constant of proportionality would be y = 15x

The answer is C.

7 0

3 years ago

Read 2 more answers

Rasputen and his three buddies are splitting a giant 18 inch cookie. But notice 1/4 of it is missing. If each person gets the sa

frozen [14]

Answer:

Each of them will get 3.375 inches of cookie.

Step-by-step explanation:

Rasputen and his three buddies are splitting a giant 18 inches cookie.

But they notice that $\frac{1}{4}$ th of it is missing.

So, the actual length of the cookie is $18[1-\frac{1}{4} ]=18 \times \frac{3}{4}=13.5$ inches.

If all the four of them get the same amount of the giant cookie then each of them will get $\frac{13.5}{4} = 3.375$ inches of cookie. (Answer)

8 0

3 years ago

What is the value of the expression? A. 3 B. 12 C. 27 D. 81

Aleksandr [31]

I think the answer a

6 0

3 years ago

Read 2 more answers

25=35x What does x equal?

jeka57 [31]

Answer:

$\frac{25}{35}$ , which simplifies into $\frac{5}{7}$

Step-by-step explanation:

You divide both sides by 35 and get $\frac{25}{35}$

5 0

2 years ago

If x=0. Find the value of 8x-2(6-x)

Harrizon [31]

Answer:

-12

Step-by-step explanation:

8x - 2(6 - x)

Substitute 0 for each x

8*0 - 2(6 - 0)

Solve.

0 - 2*6

0 - 12

-12

7 0

3 years ago

Read 2 more answers