Answer:
86
Step-by-step explanation:
180 - 94 = 86
Is it 79 sets of ten or 79 tenths
Answer:
1/2 = r
Step-by-step explanation:
7r + 21 = 49r
Subtract 7r from each side
7r-7r + 21 = 49r-7r
21 = 42r
Divide each side by 2
21/42 = 42r/42
1/2 = r
Answer:
I'm glad you asked!
Step-by-step explanation:
So let's do it step by step.
Already she has to pay $
for going in.
She has 
whole pounds.
x 
or 
Add $ and $ 
.
Now let's do $1.25 divided by 10.
$ divided by $
Now let's do 
times 
x 
Now let's add 7.5 to 0.5
Answer:
Step-by-step explanation:
560=3s+b
b.
560=3×150+b
b=560-450=110
when s=149,b=560-3×149=560-447=113
s=2,b=560-3×2=560-6=554
s=1,b=560-3×1=557
s=0,b=560-3×o=560
so domain of b={110,113,116,...,554,557,560}
