Answer:
No, the student is not correct. The correct expression is 9(n+13).
Step-by-step explanation:
"9 times the sum of a number and 13" means you must multiply 9 by the sum, not just by the number. 9n + 13 would be "the sum of 9 times a number and 13." Slightly different wording.
The oldster got a discount, so the original price is higher; let's call it x;
Answer: $14.00
The answer is C
adult: x
student: y
x+y=120
6x+4y=560
Answer: Less
Step-by-step explanation:
If you break down each fraction into a decimal form you will get,
4/12 <em>= </em>0.33
4/6<em> = </em>0.66
Making <u>4/12</u> less than 4/6.
Answer: 84 = 8p - 1 (or $84 = $8p - $1, but it is usually put together like the first equation)
Step-by-step explanation: $84 is the break even point, so the equation must be able to come out to at least $84 if it is correct.
$84 in equation is break even
8p/$8p is the price per painting
-1/-$1 is the addition from the canvas
