At a local hardware store Ms.jones learned that 1 would cost her $50, 12 would cost $1.00, and the price of 144 would be $1.50 w
1 answer:
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Answer:
C
Expand the bracets then simplfy and then factorise
1. This is one confusing question... But here is what I did
x = 2y + 1
y =
+ 2x
So plug in Y to solve for X
x = 2 ( + 2x) + 1
x =
- 
Not sure if that's completely correct, but I'm positive I didn't make any mistakes...
5. You have to find the multiples of 60 so...
1 60
2 30
3 20
4 15
<span>5 12 <---
7 = 12 - 5</span>
x = 2y + 1
y =
So plug in Y to solve for X
x = 2 (
x =
Not sure if that's completely correct, but I'm positive I didn't make any mistakes...
5. You have to find the multiples of 60 so...
1 60
2 30
3 20
4 15
<span>5 12 <---
7 = 12 - 5</span>