-7.2x + 8.7x = -3.5 - 10
1.5x = -13.5
x = -13.5/1.5
x = -9
Answer:
The input have to be -9 to get output 214 with the rule y=-15x+79
Step-by-step explanation:
x is the input, y is the output so:
214 = -15x + 79
214 - 79 = -15x
15x = -135
x = -9
Answer:
The company must sell at least 2 shirts to break even.
Step-by-step explanation:
Cost:
The cost is given by the following equation:

Revenue:
The revenue is given by the following equation:

How many t shirts must the company sell to break even?
Breakeven point is when the revenue is the same as the costs. So



Multiplying everything by 3



Since you cant make a decimal value of shirts
The company must sell at least 2 shirts to break even.
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Answer:
6
Step-by-step explanation:
set up a ratio
1.5 / 0.25 = x/1
x = 1.5 / 0.25 = 6
Answer:
x^2 - 2x + 6
Explanation:
(x^2 + 1) - (2x - 5)
x^2 + 1 - 2x + 5
x^2 - 2x + 6