About 11% of Americans wear contacts!
Answer:
we have to factories it in both activities..
Answer:
9x+9
Step-by-step explanation
Combine like terms (6x and 3x, 2 and 7)
Answer:
81
Step-by-step explanation:




Answer:
There is no solution to this equation that is an integer for x.
Step-by-step explanation:
x is the first integer, and x+1 the second

