First factor out a variable: x(x^2-2x-24)
now solve the quadratic: x(x-6)(x+4)
When you set these expressions equal to zero, you get 0, 6, and -4 as your answers.
Answer:
QS is 12.1
Step-by-step explanation:
9 / sin 48 = QS / sin 90
QS = 9 / sin 48 = 12.1
Originally Dan has X amount of base ball cards.
So the equation would be
(x+6)/2=29
multiply both sides by 2
x+6=58
subtract 6
x=52
Check your work: 52+6=58/2=29
Answer: 31
Step-by-step explanation: 62 + 20 - 51 in other words 82 + (-51) or 82 - 51 = 31