The first term of a geometric sequence is 4 and the multiplier, or ratio, is –2. what is the sum of the first 5 terms of the sequence?

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)