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mel-nik [20]
2 years ago
13

How do systems of equations make problems easier to comprehend?

Mathematics
1 answer:
leonid [27]2 years ago
6 0
Http://www.sosmath.com/soe/SE/SE.html
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Jessica is hiring a plumber to remodel her bathroom. She knows that this job will take many hours to complete, so she wants to f
Eddi Din [679]

Answer:

It doesn't make sense ....

Step-by-step explanation:

180 divided by 2=90

400 divided by 7=57

220 divided by 4=55

280 divided by 3.5=80

370 divided by 5.5 =67

None of it is under 50  per hour....sorry

6 0
3 years ago
Read 2 more answers
I need help with 5 and 6
8_murik_8 [283]

Answer:

w = 6

RS = 13

Step-by-step explanation:

RS + ST = RT

(2w + 1) + (w - 1) = 18

3w = 18

; w = 6

Hence the value of RS = 2(6) + 1

; RS = 13

AC = AB + BC

56 = (x + 16) + (5x + 10)

56 = 6x + 26....then rearrange the equation to form...;

56 - 26 = 6x

30 = 6x...

where...; x = 5

AB = 5 + 16 and BC = 5(5) + 10

;AB = 21 ;BC = 35

7 0
3 years ago
Solve for g in the proportion.<br><br> 42/g = 14/10<br><br> g =
NeX [460]

Cross mutiply. 42*10= 420. 14*g= 14g

14g= 420

divide by 14 for both sides

14g/14= 420/14

g= 30

Check answer by using substitution method

42/30. Divide by 3 . 42/3= 14 , 30/3= 10

14/10 and 14/10 equal to each other by dividing 2.

14/2= 7 , 10/2= 5

7/5= 7/5

Answer: g= 30

6 0
2 years ago
Read 2 more answers
To make dough, Reba needs 2 1/2 cups of flour. How much flour does she need to make 5 batches of dough?
aleksandr82 [10.1K]

Answer:

12 1/2 cups of flour

Step-by-step explanation:

2 1/2 cups for each batch

5 batches

2 1 /2 x 5 =

12 1 /2

5 0
3 years ago
Read 2 more answers
Four friends were born in consecutive years. The sum of their ages is 62. What is the age of the oldest friend?
marin [14]
The ages range from 62, 63, 64, 65 oldest friend age is 65 
7 0
3 years ago
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