Answer:
y=-3/4x-3
Step-by-step explanation:
y=mx+b
find the y intercept=b
y=mx-3
find the slope
y=-3/4x-3
Answer:
the slope is 1/3
Step-by-step explanation:
y-2=1/3 * (x+0)
Answer:
60°
Step-by-step explanation:
they are equal.....
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:
Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles. The field emerged in the Hellenistic world during the 3rd century BC from applications of geometry to astronomical studies.
Step-by-step explanation: