Answer:
y=4
Step-by-step explanation:
4y+3=19
=4y=19-3
=y=16/4=4
Answer:
me too a I don't understand
The answer is A
Explanation:
Use the Quadratic formula,
x= -b +/- sqrt(b^2-4ac)
-------------------------
2a
x= 4 +/- sqrt(16+12)
----------------------
-6
x = 4+/- sqrt(28)
---------------
-6
x = 4 +/- 2*sqrt(7)
------------------
-6
x= 2(2+/- sqrt(7))
------------------
2(-3)
x= 2+/- sqrt(7)
--------------
-3
Answer:
x=20
Step-by-step explanation: