Step-by-step explanation:
5x - 2y
5(-2) - 2(-2)
-10 + 4
= - 6
Answer: b (-3, 1]
explanation:
Answer:
x=2
Step-by-step explanation:
Just copie the picture
Answer:
2+x^2=18 = 2+4^2=18
Step-by-step explanation:
Because when you have the ( ^2) then that means your going to multiply a number by the same number and then 4 times 4 equals 16 and you still have the +2 therefore you add that on the 16 and 16+2 equals 18.