Answer:
2.
30-7x4 = 2
3.
80
Step-by-step explanation:
2.
First, do 7x4, which equals 28. Then subtract that from 30, and you get 2.
3.
Do the parentheses first, 21-6=15. Then 15 divided by 0.2 = 75. 75+5=80.
Sorry I couldn't help on any of the other ones, I don't have much time.
Answer:
13 4/5 = 10 + 3 4/5
Step-by-step explanation:
Answer is a sphere (ball shape)
2/20 thats one i got for now
The straight line is perpendicular to y = -3x + 4.
Therefore, the gradient of the straight line must be 3.
The equation of the straight line is y = 3x + 2.