Line 3
since he added which is against the order of opreation rule he was supposed to multiply first then add
again what he was supposed to do is
Line 2:21+5+6(2)
Line 3:21+5+12
Answer:
13
Step-by-step explanation:
x = 1
P(x) = 8(1)² + 5
P(x) = 8 + 5
P(x) = 13
Answer:
A
Step-by-step explanation:
$ 40 ..... 100 %
$ 28 ..... x %

The % of change is 70 %.
This is equivalent with:
- the final price ($ 28) is 70 % from the initial price ($ 40)
- the initial price ($ 40) was reduced with 30% giving the new price as:
Answer: The answer is C.
Step-by-step explanation: It is like a regular equation with the y=mx+b format but an inequality. To get b alone, subtract 95 from both sides. For the one side, you get 72-95 which is -23.