There are 19 green marbles in a box. The number of green marbles in the box is 6 more than half the number of red marbles in the

Question

4 years ago

10

box. Write an algebraic equation to represent r, the number of red marbles in the box.

2 answers:

Lapatulllka [165] · Answer 1 · 2021-11-26T09:35:51+03:00

7 0

Answer Answer R= 2(G-6)

:G=19

G=.5R+6

19=.5R+6

-6=.5R-6

13.=.5R

Divide by 5

R= 26

Step-by-step explanation:

vfiekz [6] · Answer 2 · 2021-11-26T11:58:26+03:00

vfiekz [6]4 years ago

4 0

Answer:

r = 2(19-6)

Step-by-step explanation:

19 is the number of green. 19 also is equal to (r/2 + 6)

so 19 = r/2 + 6 rearrange for R = 2( 19-6)

subtract 6 from both sides, then multiply by 2 to cancel the denominator.

19 -6 = r/2 13 = r/2

2(13) = r

r =26