Answer:
-1.70588235294
1. X3, 15x - 10y = 80 15x - 7y = 51
-17y = 29
2. 8 = 1/60 + a. 8 - 1/60 = 7.98333333333
6 = 1/80 + b. 6 - 1/80 = 5.9875
13.9708333333
3. I genuinely dont know sorry.
4. Pencil = $0.05. Pen = $1.05
Step-by-step explanation:
Answer:
c
they will both have to intersect since you have a negative and positive number. Hope it helps.
Step-by-step explanation:
Answer:
Help with what
Step-by-step explanation:
Answer:
Only D,F, and G are perfect cubes.
Step-by-step explanation:
A) Technically not a perfect cube.
B) Not a perfect cube
C) Not a perfect cube
D) Yes. 3*3=9
E) Not a perfect cube
F) Yes. 8*8=64
G) Yes. 10*10=100
H) Not a perfect cube
I assume you're looking for the value of x?
Combine like terms: 8x+5x+2x-11+6=180 -> 15x-5=180
Add 5 to both sides: 15x=185
Divide both sides by 15: x=12 1/3
So x is 12 1/3 or 37/3
Hope this helped!