180° is a straight line :)
69.7
Step-by-step explanation:
627 ÷ 9
=69.66666666666666
approximately
69.7
Answer:
I think it's the third one. Because it will make both equation's x a opposite value (one is positive and one is negative).
Step-by-step explanation:
Because 2x+3y=1*5= 10x+15y=5 and then 5x+2y=8*-2 = -10x+4y=-16 both equations will cancel the Xs out and then you can solve for Y.
It would 28 days so it would be 8.4 I think this right hope this helps
30 - 2(7 + 2) - 1
Distribute -2 into the parenthesis:
30 - 14 - 4 - 1
Subtract from left to right:
16 - 4 - 1
12 - 1
11
