Solve the equation. Simplify your answer if possible. -2.1 = 2.5z - 2.6
The solution set is { }

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?

4. bob solved the inequality problem below incorrectly. explain his error and redo the problem showing the correct answer. −2x + 5 < 17 −2x + 5-5 < 17-5 -2x/-2 < 12/-2 x < -6