Answer:
4
Step-by-step explanation:
First, rewrite the equation with -5 substituted for A: (-5)^2 +5(-5) +4
Next, simplify that equation: 25 -25 +4
Simplify this further: 4
When A=-5, the solution is 4.
Is there like a story or problem or something
Answer:
A = 138 ft^2
Step-by-step explanation:
the height is 2x+9
Let x =7
The height is 2(7)+9 = 14+9 = 23
The area is l*w
A = 6*23 =138 ft^2
9514 1404 393
Answer:
12/0 is undefined (not a number)
Step-by-step explanation:
12/0 is an expression whose value is undefined. It is not any number, rational or irrational.