Answer:
the cost of one hot chocolate is $2.
Step-by-step explanation:
Let x be the hot chocolate cost and y be the newspaper cost.
Given:
A newspaper and three hot chocolates cost $7
So, the equation is
--------(1)
Two newspapers and two hot chocolates cost $6
So, the second equation is.
---------(2)
Find one hot chocolate cost?
Solve equation 1 for y.


Put y value in equation 2





negative sign is cancelled both side.


Therefore, the cost of one hot chocolate is $2.
Answer:
Option c is right:
(-6 , 2)
Step-by-step explanation:
( -6 , 2)
6 gives largest output and 12.7 or -.4 gives the smallest
Answer:
u should put the question in English to so English people can also help
Slope=change in y/change in x (y2-y1/x2-x1)
Slope=-2-(-5)/3-0=3/3=1
answer: slope=1