Answer:
x = 704/39 ( <----Fraction)
Step-by-step explanation:
28 squared minus 39x minus 80 equals 0
784-39x-80=0 evaluate the power
704-39x=0 Subtract the numbers
-39x=-704 move the constant to the right hand side and change it's sign
Divide on both side to get x = 704/39
Answer:
nc
Step-by-step explanation:
ccccdcdc
Rate of change=<span><span>change in y divided by </span><span>change in <span>x
y= 3,6,9
x= 1,2,3
The numbers chosen above are because if mike travels 3 miles in one hours then he can travel 6 miles in two hours and 9 miles in 3 hours.
Change in y = 3
Change in x = 1
3 / 1 = 3
So, the rate of change is 3.</span></span></span>
Answer:
$42.02
Step-by-step explanation:
15% discount therefore if you want to find the original price it would be 100% plus 15% = 115%
Multiply the percentage (convert to decimal first) with the discounted value:
1.15(36.54) = 42.021
Answer:
The value of T is 55°
Step-by-step explanation:
Using the theorem of parallel and equality,the angle of unknown angle equals to opposite one.
Or at least if you noticed,that angle is perpendicular,then 35+90=125;
180-125=55°
