Answer:
y = 2x - 10
Step-by-step explanation:
Look at the attached photo for work
You just need to use the slope formula to get the slope and then the point slope formula to get the final equation.
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:
X=-1
Y=-9
Step-by-step explanation:
x^2+2x-8
x^2+2x +1 =8+1
(x+1)-9
Step-by-step explanation:
Answer:
Rational numbers are decimals that can't be turned into fractions and irational numbers are decimal numbers that can be turned into Fraction.
Step-by-step explanation:
Example Pi 3.14 can be 22/7