x^2-x-12
factor
what 2 numbers multiply to get -12 and add to get -1?
-4 and 3
(x-4)(x+3)
answer is C and D
60 + 4*60= full price
$300=full price
I got 4*60 in the equation because 80% is 4 time 20%
The full price of the lawn mower is $300
Answer:
4. E=4x-15(vertically opposite)
F=E(corresponding angles)
E=4x-15
5.3x+6x+O=180(angles on a straight line)
9x+0=180
9x=180-0
9x/9=180/9
x=20
Answer:
it will be the first one
Step-by-step explanation: