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libby143
11.07.2019 •
Mathematics
Is 678.05 greater or less than 67.805
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Ответ:
greater because it's 678 and the other is 67
Ответ:
Ответ:
1 Add
2
y
2y to both sides.
8
x
+
5
z
=
−
5
+
2
y
8x+5z=−5+2y
2 Regroup terms.
8
x
+
5
z
=
2
y
−
5
8x+5z=2y−5
3 Subtract
5
z
5z from both sides.
8
x
=
2
y
−
5
−
5
z
8x=2y−5−5z
4 Divide both sides by
8
8.
x
=
2
y
−
5
−
5
z
8
1 Subtract
2
y
2y from both sides.
5
x
−
3
z
=
7
−
2
y
5x−3z=7−2y
2 Add
3
z
3z to both sides.
5
x
=
7
−
2
y
+
3
z
5x=7−2y+3z
3 Divide both sides by
5
5.
x
=
7
−
2
y
+
3
z
5
x=
5
7−2y+3z
I hope this help you