Match each expression to its value. 3
1. 1+2
-1
2. 1 + (-2)
1
3.-1-2
-3
4. 1-1-2)
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1. 1

2. -1

3. -3

4. 3

Step-by-step explanation:

just trust lol

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it

step-by-step explanation:

i believe its "c" because all of the other options include a but it could be d because there is a way of financing with cash at certain places but its uncommon.