The sum of two numbers is 31. The sum of the smaller and 3 times the larger is 85

1 answer:

6 0

X+y=31 So, x=31-y
x+3y=85

31-y+3y=85
31+2y=85
2y=54
y=27
x+3×27=85
x+81=85
x=4

You might be interested in

earnstyle [38]

Answer:

2x bigger

Step-by-step explanation:

because if you split the rectange in half, it would be 2x?

3 0

3 years ago

Alex

10.3(rounded to the nearest hundredth)
10.29(Rounded to the nearest tenth)
10.2888888889 real answer

5 0

3 years ago

Mama L [17]

Step-by-step explanation

7 0

3 years ago

Finger [1]

The GCF is 2
Hope this helps!

8 0

3 years ago

Usimov [2.4K]

First, factor the (3y-4) and group the remaining terms
y²(3y-4) +7 (3y-4)
(y²+7)(3y-4)
I hope this helps (:

7 0

4 years ago