A equals -1/2 is the right answer
Answer:
3)
Step-by-step explanation:
X is the smaller number and when we add 5 to the smaller number we get the greater number therefore summing up both the smaller and greater number gives a total of 77 as the question gives guidelines
Answer: x = 12
Step-by-step explanation:
5(x-1)+3x=7(x+1)
5x - 5 + 3x = 7x + 7
8x - 5 = 7x + 7
x - 5 = 7
x = 12
Answer:
b = 5
Step-by-step explanation:
This triangle is a 30 - 60 - 90 special right triangle
As you can see in the image provided below the longer leg is equal to the short leg times √3
This means that the short leg is equal to the long leg divided by √3
Thus, b = which is equivalent to 5