Answer:
no it is not
Step-by-step explanation:
-5, and 7
Arithmetic sequences have a common difference (addition)
geometric sequences have a common ratio (multiplication)
Answer:


Step-by-step explanation:


to use the elimination you have to make one of the numbers same
so

and you would have to change the sign so that both of the 3x could cancel out.
New system of equation




so we know the y value so now you could find the x value take one equation



you could try it with both of the equations






Answer:
(-1,0)
Step-by-step explanation:
Plug it into desmos graphing calculator exactly how it is.
Answer:
Step-by-step explanation:
The square indicates that the total angle is 90 degrees so
d+59=90
d=90-59
d=31 degrees