Answer:
310 hamburgers
Step-by-step explanation:
240 hm
240 cb
240-70= 170
480- 170= 310
*
then
* = 64
Yes.
.
54
Parentheses (14 + 42 - 6) = 50:
⇒ 50/10 + 7²
Exponents 7² = 49:
⇒ 50/10 + 49
Multiplication/division 50/10 = 5:
⇒ 5 + 49
Addition/subtraction: 5 + 49 = 54
⇒ 54
A = 2k² -k -15
L = k² -9
A/L