M + 7 is equal to -10​

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?