Answer:
y/9x
Step-by-step explanation:
symplify

Do a proportion
10/75= 1/x
Cross multiply and divide
75 x 1= 75
75 divided by 10 is 7.5
Answer is 7.5 pencils per dollar
Answer:
B) -|x + 3| = 3
D) |x + 3| + 6 = 3
Step-by-step explanation:
A) |x + 3| = 3
B) -|x + 3| = 3
Divide by -1
|x + 3| = -3
Absolute values are 0 or positive so this cannot have a solution
C) |x + 3| + 3 = 3
Subtract 3 from each side
|x + 3| + 3-3 = 3-3
|x + 3| = 0
D) |x + 3| + 6 = 3
Subtract 6 from each side
|x + 3| = -3
Absolute values are 0 or positive so this cannot have a solution
Answer:
a and d
Step-by-step explanation: