Answer:
5y - 5b
Step-by-step explanation:
2x + y = 10 is y = -2x + 10
4x + 7 = 40
-7 -7
4x = 33
4 4
x = 8.25
y = -2(8.25) + 10
y = -6.5 and x = 8.25
Hope this helps :)
The x value of the ordered pair is 0
Answer:

Step-by-step explanation:
The quadratic formula:

So, we need to move all the terms to one side of the equation, which now becomes

Plugging in the numbers and you'll get the two roots/
Answer:
B
This is a 30-60-90 Triangle which means that the long side is twice the short side and the hypotenuse is Square Root 3 times bigger