If (a, -8) is a solution to the equation -a = 4b - 7 what is a?

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Evaluate the expression. (9 + 5)(3 + 2)0

Find the value of x. give reasons to justify your solutions! c ∈ ae