2 years ago

8x+5y=24 y=-4x Solve for y and x

Mathematics

1 answer:

Cloud [144]2 years ago

8 0

Answer:

x= -2 and y= 8

Step-by-step explanation:

8x+5y=24-------A

y=-4x---------B

Putting the value of y from B in A

8x+5(-4x)=24

8x +(-20x)= 24

8x-20x=24

-12x=24

x= -24/12

x=-2--------C y =-4(-2)=8

You might be interested in

I REALLY NEED HELP!!! PLEEEEEASE

algol [13]

Answer:

I think its 4.

Step-by-step explanation:

4 0

2 years ago

How can I Factor 7 + 14x ??

wariber [46]

Answer: 7(1+2x)

Step-by-step explanation:

7 and 14 can be divided by 7. As a result, you take 7 out and bam!

6 0

2 years ago

An architect is a person who designs buildings. Why is it important for an architect to be able to calculate the area and perime

Aleks04 [339]

Answer:

I've already answered :) Please give Brainliest ;)

Step-by-step explanation:

4 0

3 years ago

According to the Fundamental Theorem of Algebra, how many roots exist for the polynomial function f(x)=(4x3−13x+11)3?

trapecia [35]

Answer:

Step-by-step explanation:

The highest power is 3*3 = 9, so it's 9.

7 0

2 years ago

Jack had three times as many magic beans as his mother. after he gave her 23 beans, he still has 20 more than she had. how many

posledela

There are 43 magic beans althogether

4 0

2 years ago