Answer:
.
Step-by-step explanation:
Answer:
$57,791.8
Step-by-step explanation:
Each acre cost $43.60.
If the famer wants to harvest 1325.5 acres he has to pay 43.6 per acre
43.60×1325.5= 57,791.8
Problem:
Solve
2
x
+
5
y
=
−
3
;
3
x
−
y
=
21
Steps:
I will try to solve your system of equations.
3
x
−
y
=
21
;
2
x
+
5
y
=
−
3
Step: Solve
3
x
−
y
=
21
for y:
3
x
−
y
+
−
3
x
=
21
+
−
3
x
(Add -3x to both sides)
−
y
=
−
3
x
+
21
−
y
−
1
=
−
3
x
+
21
−
1
(Divide both sides by -1)
y
=
3
x
−
21
Step: Substitute
3
x
−
21
for
y
in
2
x
+
5
y
=
−
3
:
2
x
+
5
y
=
−
3
2
x
+
5
(
3
x
−
21
)
=
−
3
17
x
−
105
=
−
3
(Simplify both sides of the equation)
17
x
−
105
+
105
=
−
3
+
105
(Add 105 to both sides)
17
x
=
102
17
x
17
=
102
17
(Divide both sides by 17)
x
=
6
Step: Substitute
6
for
x
in
y
=
3
x
−
21
:
y
=
3
x
−
21
y
=
(
3
)
(
6
)
−
21
y
=
−
3
(Simplify both sides of the equation)
Answer:
y
=
−
3
and
x
=
6
For this case we have the following number:
600,000
We can rewrite this number as the product of two numbers.
We have then, mathematically:
600,000 = 60 * 10,000
Then, rewriting in words we have:
600,000 = sixty - ten thousand
s
Answer:
Rewriting 600,000 we have:
600,000 = sixty - ten thousands