Answer:
1. 2, 3
2. 3, 7
3. 5, 2
4. 16, -10
Step-by-step explanation:
1. y=y x+1=y=4x-5 x+1=4x-5 3x=6 x=2 y=3
2. x+y = 10 y=10-x y=y 3x-2=10-x 4x=12 x=3 y=7
3. y=7-x x-(7-x)=3 x-7+x=3 2x=10 x=5 y=2
4. y=6-x 2x+(6-x)=10 x+6=10 x=16 y=-10
Answer:
25p, 18p, 72
Step-by-step explanation:
Answer:
32^20
Step-by-step explanation:
Here you can either:
Convert to logarthmic format and use base changing formula.
OR
Simply do 2^100=32^x, find x.
I chose option 2 because its quicker here. However, it will not always work.
Answer:
it was right but ok
Step-by-step explanation:
First find the total number
6+4+5+3 = 18
6th graders : total
4 : 18
Divide each side by 2
4/2: 18/2
2 : 9