Answer:
1
Step-by-step explanation:
1
Steps:
1.9s + 6 = 3.1 - s
2.9s + 6 = 3.1
2.9s = -2.9
s = -1
Answer:
3
2,-8
Step-by-step explanation:
this should be the two answers
Answer:
A
Step-by-step explanation:
(x-4)^2 = x^2 -4x -4x + (-4)*(-4)
= x^2-8x+16 as required