sorry answered the wrong one..
Answer:
just do 7 times 1/4 + the 12 thats your answer
Step-by-step explanation:
Answer:

Step-by-step explanation:
zeroes are when you plug in that x value and get y=0
therefore if you set x = that number and solve for 0 you get a "function"
multiplying these together will yield the complete 3rd degree polynomial
x = 1
x-1=0
x=7
x-7=0
x=-4
x+4=0

If needed you could expand but I'm too lazy
it's congruent because the sides of the triangles are equivalent lengths, as shown with the red lines, yuhp. congruent shapes have the same shape and size
Answer: 84
<u>Step-by-step explanation:</u>
Set up a proportion as follows: 

Cross multiply: 12x = 7 × 144
Divide by 12: x = 7 × 12
Simplify: x = 84