1,3,and 4 because for 1 and 3 if you factor it out you can get (x+3)(x-7) which if you solve it it creates them to be -3 and 7. The 4 one is already factored you just solve it and it also becomes -3 and 7. The - outside the parentheses is nothing.
Answer:
Simply subtract the fail rate from 100; the resulting number is the pass rate. So, if you know that 6 percent of students failed, you would subtract: 100 - 6 = 94 percent is the pass rate for the test.
Step-by-step explanation:
Answer:
-3 2/7 per day
Step-by-step explanation:
-2 3/10 then put that all over 3 1/2
-23/10 divided by 7/2
-23/10 *21/7 = -23/7= -3 2/7 per day
the 10 cross out and make a 5
i should be right
The first one is the answer/
