Answer:
y = 
Step-by-step explanation:
multiply
by
to get
:
+ y -
= 
simplify:
y +
= 
subract
from both sides:
y = 
-43 plus 17 equals -26. Hope this helps.
Answer:
20 parts
Step-by-step explanation:
7:5
28:x
7*4=28, 5*4=20; x=20
28:20
Answer:
D. Subtract 4 from both sides
Explanation:
I just learned about quadratic equations in school. The first step of solving quadratic equations is to make sure it is in standard form and equal to 0.
Standard form:
ax^2 + bx + c = 0