Answer:
x = 13
Step-by-step explanation:
(11x - 15) + (5x - 13) =180
16x -28 = 180
16x = 208
x = 13
You have to use the fact that 
for any value of 
. So
where 
is the positive acute angle you're looking for.
Answer:
The discriminant is the expression b2 - 4ac, which is defined for any quadratic equation ax2 + bx + c = 0. Based upon the sign of the expression, you can determine how many real number solutions the quadratic equation has. If you get a positive number, the quadratic will have two unique solutions
Step-by-step explanation:
hope it help
Answer:
Rational!
Step-by-step explanation: A rational number is defined as a number that can be represented as a fraction of two integers. This one can be represented by 1254/10000; therefore, it is an integer.
Answer:
$15 - $11.50 = $3.50
$3.50 divided by .75 is 4.666
Which means the maximum number of toppings they can get is 4
Step-by-step explanation:
