Try 9cm but I’m not quite sure please reply if it’s wrong or right
The 5 in x - 5 needs to be negative in the table. So, change that and make everything else in that row negative.
You are then left with 3x^2 + x - 15x - 5
Simplify to 3x^2 - 14x - 5
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To answer this you need to multiply 20 by 20. this gives 400cm
or you can also square 20
Answer:4hrs per dollar
Step-by-step explanation:
$12=3hrs
? =1hr
12*1/3
=4
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As the cube has 6 faces the area of one face will be 864 / 6 = 144 in^2
so each edge = 12 in
Volume of cube = 12^3 = 1728 in^3
