A is 5 for both
b is -4 for both
c is 3 or -3
d is -7 or 7
Check the picture below.
running a perpendicular line like so from the right-angle, makes three similar triangles, the large, containing the smaller ones, and a medium and a small one. Now, using proportions, you can just use there, the medium and smalle to get "x".
Answer:
4
Step-by-step explanation:
The square root of a number is the same number multiplied by itself. In the case of 16, 4x4 equals 16. So 4 is being used twice making it the square root of 16.
Answer:d
Step-by-step explanation:
To solve this you need to plug in -15 for x
y=2(-15)-3
y=-30-3
y=-33
I hope I've helped!