If it's -4+8, -4 is 4 less than 0. 8 is 8 more than 0, also 4+4. so -4+4 would be zero, then there's 4 more and 0+4 is 4
It is 1/10 times the value represented in the 2 in 423.
It is 10 times the value represented in the 2 in 72
Answer:x=13
BMC=75 degrees
Step-by-step explanation:
(x+2)+(5x+10)=90 degrees
so 6x+12=90
x=13
5x+10=5x13+10=75 degrees
There are 160 small cars that were washed because u divide
800/ 5= 160. :P
Hope this helps you!!