Answer:
16
Step-by-step explanation:
Answer: the sum of twelve and a number is not greater than the sum of twice the number and -8 ------------------- Let the number be "x": x + 12 <= 2x -8 x>= 20 -------------
Step-by-step explanation: One number is 12 more than another. The sum of the smaller number and twice the larger number is 39.
Answer:
$50
Step-by-step explanation:
To get previous prices, divide by what you would have multiplied to get the next price. X*.70 (that’s 30% off)=21. So... 21/.70=X. Repeat for each price change... (((21/.7)/.75)/.8)=$50.
Answer:
A function is a relation in which each input has only one output.
In the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.