Answer:
7x+14=0, 7x=-14, x= -2
Step-by-step explanation:
add like terms, then get x on one side, number on the other, then divide both sides by 7
Step-by-step explanation:
0 slope means it has in x.
so the equation is y=-1, because that is the coord for the points'y axsis
last one is the right answer
Answer:
(-6,0)
Step-by-step explanation:
the y-axis is any (x number, 0)
90+55+75+60+80+90=450
450/6=75
