3 years ago

7(r − 1) = 6(r + 1) please show work

Mathematics

2 answers:

tatuchka [14]3 years ago

4 0

Answer: r−13

Step-by-step explanation: Step 1. (7 • (r - 1)) - 6 • (r + 1)

Step 2. 7 • (r - 1) - 6 • (r + 1)

DerKrebs [107]3 years ago

3 0

Answer:

r=13

Step-by-step explanation:

7r-7=6r+6

7r-7+7=6r+6+7

7r=6r+13

7r-6r=6r+13-6r

r=13

You might be interested in

I)x-1 by 4=3<br>ii)3x+6 by 2=3 by 2<br>iii)3x-1by5=2x+3by7

suter [353]

Answer:

13,-1,2

Step-by-step explanation:

i hope it is helpful......for you

3 0

2 years ago

What is 8900 in to a percent

Stels [109]

Answer:

445%

Step-by-step explanation:

8900 as a percentage is 445%.

7 0

3 years ago

jonah weighs his puppy each week. the puppy has a mass of 10 kilograms the first time jonah weighs it. The mass of the puppy inc

schepotkina [342]

y=10+x(0.5)

This is the way of writing that equation.

7 0

3 years ago

Mr.willer wanted to donate 27cans of food to each of 8 food banks.Each of the 23 students in Mr.willers class donated 9 cans . H

Degger [83]

Mr.willer needs 216 cans because 27 vans times 8 banks equals 216 and 23 times 9 equals 207 so he would need 9 more cans

5 0

3 years ago

Which number line shows -4 , 1,1 and 2 correctly plotted

Colt1911 [192]

Answer:

Step-by-step explanation:

The number line in option C contains the points -4, -1, 1 and 2 correctly plotted.

6 0

2 years ago