Math work plz, i just need to get an answer

Mathematics

2 answers:

Allushta [10]3 years ago

8 0

5x + 5y = 15
x = -y + 3

2x - 2y = 10
2(-y + 3) - 2y = 10
-2y + 6 -2y = 10
-4y = 4
y = -1

5x + 5y = 15
5x + 5(-1) = 15
5x -5 = 15
x = 4

the answer is (4,-1)

Neporo4naja [7]3 years ago

6 0

It is 10, and 15 I believe

You might be interested in

A cab charges $1.50 for the first mile and $0.50 for each additional mile. Write and solve an inequality to determine how many m

ValentinkaMS [17]

1.50 + 0.50(x-1) < 25

1.50 + 0.50x - 0.50 < 25
1 + 0.50x < 25
-1 -1
0.50x < 24
 ÷0.50 ÷0.50
x < 48

1.50 + 0.50x < 25 ; x < 47 miles 3rd option in the choices.

To check:

1.50 + 0.50(47) < 25
1.50 + 23.50 < 25
25 < 25

5 0

3 years ago

Anyone know the answerr ill mark u as brainlist.5star. and like

konstantin123 [22]

Answer:

31.53

Step-by-step explanation:

6% of 525.50 is 31.53

8 0

3 years ago

10y-50= 10y−50= \,\,-20 −20

densk [106]