2 years ago

Solve.

Mathematics

1 answer:

Ray Of Light [21]2 years ago

5 0

Step-by-step explanation:

let d+e=2 be equation 1

let d-e=4 be equation 2

lets make d the subject in equa 1

d = 2-e equation 3

put equation 3 in 2

2-e=4

e=2-4

e=-2

put e=-2 in equa 1

d-2=2

d=4

e is -2 and d is 4

You might be interested in

The temperature of a mixture is decreasing by 5∘C every hour. When it was first mixed, its temperature was recorded at −20∘C.

Mandarinka [93]

Answer:

f(x)=−5x−20

Step-by-step explanation:

It's decreasing 5 degrees every hour, which is represented by -5x

You also have to take away the 20 (-20) from where it started.

So, f(x)=−5x−20

7 0

3 years ago

Read 2 more answers

There are four boys and 8 girls on the debate team. the coach randomly chooses 3 of the students to participate in a competition

makvit [3.9K]

<span>the probability the coach selects all girls is m</span>ost likely

3 0

2 years ago

Elian's credit card had a balance of $132.20 on April 1. On April 5, he charged $74.50. On April 18, he made a payment of $52. O

FinnZ [79.3K]

Answer:

I iitiriririrrifjjrjr idiocy jdkthink 179.86

5 0

1 year ago

Evaluate: 6q + m − m; use m = 8, and q = 3

adelina 88 [10]

Answer:

your answer is 18

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers

Jonas is doing a science experiment with his class. The teacher has 21 fluid ounce of pond water to share equally with 10 pairs

tiny-mole [99]

2.1 ounces because you divide 21 by 10 which equals 2.1

3 0

3 years ago