For what value(s) of x does 5 + x = 10?
For what value(s) of y does y2 = 4?
2 and - 2 both work.
For what value(s) of z is |z| < 5?
- 5 < z < 5
Write the following question in symbols:
"What number tripled equals fifteen?"
For what value of y does 3 · y = 15?
Make it rain.
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