A watering can contained 5 ½ quarts water. After all the plants were watered, only 4 cups remained. How many cups of water were used to water the plants?

7 cups

18 cups

40 cups

84 cups

18 cups

Step-by-step explanation:

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

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step-by-step explanation: