Line the decimal points up. Then add like you normally would, but put down the decimal directly where you have it lined up.
Answer:
a=55
b=55
c=125
d=125
e=55
f=55
g=125
Step-by-step explanation:
There must be 2 lines on every plane because you need a y-axis and an x-axis.
Answer:
2
Step-by-step explanation:
2 km per trip x 2 trips = 4 km
They are basically like groups. Take -3x+2x , Just do -3 +2 = -1 and then just add the x. So -1x. Next you have -5y+10y . Just do -5 + 10 = 5 and remember to add the x on so your final answer should be -1x + 5y
