The width of a rectangle is 6 in. less than its length. The perimeter is 68 in.
What is the width of the rectangle?
(not multiple choice) my answer is 14
5(a-4) - 8a = 55 (not multiple choice) my answer -25
2n-7/3 = 15 (not multiple choice) my answer is 6
2 answers
coorect
w +(w+6) = 34
2 w + 6 = 34
2 w = 28
w = 14
==================
5 a - 20 - 8 a = 55
-3 a = 75
a = 25
======================
6 n - 7 = 45
6 n = 52
n = 26/3 as you wrote it
If you mean instead
(2n-7)/3 = 15
then
2 n - 7 = 45
2 n = 52
n = 26
2 w + 6 = 34
2 w = 28
w = 14
==================
5 a - 20 - 8 a = 55
-3 a = 75
a = 25
======================
6 n - 7 = 45
6 n = 52
n = 26/3 as you wrote it
If you mean instead
(2n-7)/3 = 15
then
2 n - 7 = 45
2 n = 52
n = 26
6 answers