18/15/12/9 = 0.0111111111111
Have a great evening. I hope this helped! :)
Answer:
A right angle.
Step-by-step explanation:
65+25 =90
Ok so first equate all the three equations whether by substituting or by eliminating then choose the one das not the answer
Answer:
pq are being multiplied together.the answer is D. pq. Hope it helps
Solve for the first variable in one of the equations, then substitute the result into the other equation.
3. (1/2, -1,2)
4. (2, -4)
You can get step by step at:
https://www.mathpapa.com/algebra-calculator.html