Answer:
hiiio......
Step-by-step explanation:
b)8 boxes...
Answer:
x
=
2
±
√
7
Explanation:
there are no whole numbers which multiply to - 3
and sum to - 4
we can solve using the method of
completing the square
the coefficient of the
x
2
term is 1
∙
add subtract
(
1
2
coefficient of the x-term
)
2 to
x2
−
4
x
⇒
x
2
+2(−
2
)
x
+
4
−
4
−
3
=
0
⇒
(
x
−
2
)2
−
7
=0
⇒
(
x
−
2
)
2
=
7
take the square root of both sides
⇒
x
−
2
=
±
√
7
←
note plus or minus
⇒
x
=
2
±
√
7←
exact solutions
Answer:
This equation is in y=mx+b form, where m is the slope, and b is the y-intercept.
So, you're correct. "Y-Intercept" is the correct answer.
Let me know if this helps!
Sorry this is late but for anyone who still needs it the answer is D. It decreases gross pay by $65.
I just had this on my test, hope it helps :)
D)3x-2y=8
I added a picture explaining how I worked it out!
