PLZ HELP QUICK Factor the GCF: 12a3b + 8a2b2 − 20ab3. (5 points)

Group of answer choices

4ab(3a + 2ab − 5b2)

4ab(3a2 + 2ab − 5b2)

4a2b(3a3b − 2a2b2 − 5ab3)

4a2b(3a2 + 2ab − 5)

Solve the formula ax+ by = c for x.

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?

The collection of beautiful oil paintings currently on display at an art gallery well defined; set not well defined; not a set