B. 40
Explanation:
40+10= 50, 2x40= 80, 50
50+50+80= 180
(180 degrees in a triangle)
The nearest tenth is still zero. Reason being you have to start from the right, and once you round the far most 9 to the zero it turns to a one which is too small of a number to round up.
Answer:
x = 2
Step-by-step explanation:
24 - 7x = 10
Rearrange terms,
-7x + 24 = 10
Subtract 24 from both sides,
-7x + 24 - 24 = 10 - 24
-7x = 10 - 24
-7x = -14
Divide by sides by -7,


x = 2
Answer:
1,042
Step-by-step explanation: