Answer: 20-4x
Explanation:
20(a number) minus 4 times x
Answer:
80 degrees.
Step-by-step explanation:
Answer:

(StartRoot 2 EndRoot, negative 1) and (negative StartRoot 2 EndRoot, negative 1)
Step-by-step explanation:
we have
----> equation A
-----> equation B
solve by substitution
substitute equation B in equation A

solve for x




<em>Find the value of y</em>
For
---->
For
---->
therefore
The solutions are

(StartRoot 2 EndRoot, negative 1) and (negative StartRoot 2 EndRoot, negative 1)