Answer:
X=16
Step-by-step explanation:
Solve 3(x-9)=21 IF X = 16
16-9 = 7
3X7= 21
Answer:
5x+3y
Step-by-step explanation:
2x+3x=5x since they have the same variable.
y+2y
1y+2y u can put a 1 so that would be 3y
5x+3y
Answer:
i.) 66% of the earth is covered in water
ii.) 33% is continental
Step-by-step explanation:


Kelly can type 200 words in five minutes.
Answer:
Hmmmm, very tricky question but I'll figure it out and type it in the comments