Alina solved this equation using the steps shown in the diagram, but she wasn't sure how to match this card. What advice can you offer Alina for how to determine whether this equation has one solution, no solution or infinite solutions? 10x - 3x + 7 = 2 - 4 + 7x


10x - 3x + 7 = 2 - 4 + 7x
7x + 7= -2 + 7x
7 = -2

For an experiment, a penny is tossed. at the same time, a spinner with 8 congruent sections numbered 1–8 is spun. how many possible outcomes are there for the experiment?

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction