I think it must be 87 .
Step-by-step explanation:
Not sure how to explain.
Add the 2 equations to eliminate the 2y. We get
2x = 6
x = 3
Plug x = 3 into the first equation:-
3 + 2y = 7
2y = 7 - 3 = 4
y = 2
Answer is x = 3 and y = 2
Answer:
There would be $30 left after he buys the game.
Step-by-step explanation:
To find this, subtract the amount he spent from the amount that he had.
$50 - $20 = $30.
Answer:

Step-by-step explanation:
Given
-- Slope
--- Point
Required
Write an equation in point slope form
The point slope form of an equation is:

Substitute values for y1, x1 and m


Hence, the equation in point slope form is:

Answer:
153. 86 units squared
Step-by-step explanation:
3. 14 x 7^2= 153. 86