3 years ago

PLEASE HELP ME ASAPPPPP

Mathematics

1 answer:

tester [92]3 years ago

5 0

Answer:

One solution

Step-by-step explanation:

Move variables to one side and constants to the other.

x-4y=-1

2x+8y=8 Divide this by 2

x+4y=4

Add the equations

2x=-3

x=-1.5

y=-1/8

You might be interested in

Please help me on my test it’s urgent. It will mean a lot to me

Ierofanga [76]

Answer:

I honestly don't know and I need help too

4 0

3 years ago

Rewrite in simplest rational exponent form √x • 4√x. Show each step of your process.

Vikentia [17]

Step-by-step explanation:

$= \sqrt{x} .4 \sqrt{x}$

$= {x}^{ \frac{1}{2} } \times 4 {x}^{ \frac{1}{2} }$

$= 4 {x}^{ \frac{1}{2} + \frac{1}{2} }$

$= 4 {x}^{ \frac{2}{2} }$

$= 4 {x}^{1}$

$= 4x$

4 0

3 years ago

Anna put $500 into a savings account and made no more deposits or withdrawals. The account earns 2% simple interest per year. Ho

marishachu [46]

Answer:

Step-by-step explanation:

What I did was 2 divided by 100 = 0.02 Then multiply 0.02 times 500 and you should get 10 then multiply by how many years of interest and you get 50

<h3>hope this helped!</h3>

4 0

3 years ago

What is the diameter of a tire in inches given the following data: P265/90R22 (25.4mm/ inch) a) 499 inches b) none of the other

cupoosta [38]

Answer:

d) 40.78 inches

Step-by-step explanation:

See attached for details

7 0

3 years ago

How many pounds of gourmet candy selling for 1.80 per pound should be mixed with 3 pounds of candy selling for 2.60 a pound to o

fredd [130]

Answer:

L = 1.80 dollar/pound

H = 2.60 dollar/pound

T = 2.04 dollar/pound

Step-by-step explanation:

u = How much pounds of the L candy, unknown

V = 3 pounds, the H candy

8 0

3 years ago