Use cross products to determine which of the following proportions are equivalent to each other. Select all situations that appl
y.
1 answer:
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Answer:
1) 11
2) 2
3)
4)
5) -2
6)
Step-by-step explanation:
1) 2 + 3
-
=(2 × 2 )+ (3 × 4
) - 5
= 4 + 12
- 5
= 11
2) 4 -2
+
= (4 × 2) - (2 × 7
) + 8
= 8 - 14
+8
= 2
3) 5 - 3
= 5× - 3×
+ 4×
+ 2×
=
=
4)
=
=
5)
=
= -2
6)
=
= 2× - 2×
-
=
=
Hope the working out is clear and will help you. :)