Answer:
4-8
Step-by-step explanation:
For example: A) 5+(-4)+12.65.
5+ (-4)= 1
1+12.65= 13.65
thats what it means by show how you know it right. In other words show your work
Answer: x = 3.5
Step-by-step explanation:
Answer:
22.5 degrees
Step-by-step explanation:
90 = x + 3x
90 = 4x (divide by 4)
22.5 = x
22.5 + 67.5 = 90
Answer:
260 = d + 236 or d + 236 = 260
Step-by-step explanation:
Mental Math