3 years ago

5x - 2y = 3, -5x + 4y = 9 solutions

Mathematics

2 answers:

sveticcg [70]3 years ago

6 0

(5x - 2y) + (-5x + 4y) = 9 + 3

-2y + 4y = 12

2y = 12

y = 12 : 2

y = 6

Vinvika [58]3 years ago

3 0

5x-2y=3
-5x+4y=9

2y= 12
divide it by 2

y= 6

put y in any equation

5x-2 (6)=3

5x-12=3
5x= 3+12=15
divide by 5
x=3

y= 6

You might be interested in

A parking lot has two entrances. Cars arrive at Entrance 1 according to a Poisson Probability Distribution at an average of thre

dusya [7]

Answer:

note:

please find the attached solution

7 0

3 years ago

A clothing company produced 600 items of clothing. Of those, 15% were jackets, 25% were dresses, and 15% were shoes. How many of

Volgvan

Answer:

270 items

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

Solve this linear equation for p.

Vinvika [58]

Answer:

P = 11.2

Step-by-step explanation

6 0

3 years ago

Read 2 more answers

What is the area of a rectangular 7 by 8

Marysya12 [62]

7 x 6 is 42 hope that helps

8 0

3 years ago

Read 2 more answers

If you place a 41-foot ladder against the top of a 40-foot building, how many feet will the bottom of the ladder be from the bot

garri49 [273]

Answer:

Step-by-step explanation:

The ladder is the hypotenuse, the wall is one of the legs. In order to find the other leg you have to do c^2-a^2=b^2. 41^2-40^2 is 81 and the square root of that is 9

5 0

3 years ago

Read 2 more answers