Answer:
90
Step-by-step explanation:
3600 / 40 = 90
so
90 x 40 = 3600
Answer:
W = - 14
Step-by-step explanation:
13W - 2(4W + 1) = W - 58
13W - 8W - 2 = W - 58
13W - 8W - W = 2 - 58
4W = - 56
W = - 56 : 4
W = - 14
Answer:
-7 m + 8 n + 5
Step-by-step explanation:
-4m + 5n - 2 - 3m + 3n + 7
combine like terms
-4m -3m +5n +3n -2+7
-7 m + 8 n + 5
Answer:
X=9
Step-by-step explanation:
perimeter =2L+2B
6= 2(x-6)+2(x-9)
6= 2x- 12+2x- 18
6= 4x-30
4x=30 + 6
4x=36
divide both sides by 4
x= 9