2 years ago

Can people please help me on this

Mathematics

1 answer:

PtichkaEL [24]2 years ago

5 0

the answer will be D

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Which is a solution to the equation 6x + y = –4?

Stolb23 [73]

(x,y)
sub those for x and y and see if you get a true statement

(2,-8)
6(2)+-8=-4
12-8=-4
4=-4
fasle

(2,8)
6(2)+8=4
12+8=4
20=4
false

(1,2)
6(1)+2=4
4+2=4
6=4
false

(1,-10)
6(1)+-10=4
6-10=-4
-4=-4
true

ANSWER IS D

7 0

2 years ago

A graph is shown in the picture. Which root has the multiplicity of 3?

kari74 [83]

I think the awnser is c

8 0

2 years ago

Simply the following expression: 8x + 5y - 4z + 9y - 3x + 13z

oksian1 [2.3K]

Answer:

5x+14y+9z

Step-by-step explanation:

combine 8x and -3x to get 5x

combine 5y and 9y to get 13y

combine -4z and 13z to get 9z

7 0

2 years ago

Solve 4(x + 2) = 20

KiRa [710]

Answer:

x = 3

Explanation:

$\sf 4(x + 2) = 20$

$\sf 4x + 8 = 20$

$\sf 4x = 20 - 8$

$\sf 4x = 12$

$\sf x = \frac{12}{4}$

$\sf x = 3$

check:

4(x + 2) = 20

4(3 + 2) = 20

4(5) = 20

20 = 20

Hence proved x = 3

4 0

1 year ago

Read 2 more answers

What would the correct answer be???

tiny-mole [99]

Answer:

8.27837797

I think this is correct im not completely sure.

8 0

2 years ago