Answer:
I can help you for free if you want!
Step-by-step explanation:
I'm in 11th grade, so I know most 7th-grade math things.
Answer: your answer would be
x-30y=100 and 10y = x - 20
Step-by-step explanation:
(-1,2)
This should help for future problems
<span>https://www.mathportal.org/calculators/analytic-geometry/triangle-calculator.php</span>
Answer:
1
Step-by-step explanation:
if you use a calculator, it will come up as 1. I don't know why, but it does.
Hope this helps!
Answer:
Step-by-step explanation:
f
(
x
)
=
(
x
−
1
)
(
x
−
(
3
−
i
)
)
(
x
−
(
3
+
i
)
)
f
(
x
)
=
(
x
−
1
)
(
x
2
−
x
(
3
+
i
)
−
x
(
3
−
i
)
+
9
+
1
)
f
(
x
)
=
(
x
−
1
)
(
x
2
−
6
x
+
10
)
f
(
x
)
=
x
3
−
x
2
−
6
x
2
+
16
x
−
10