Answer:
the value of x is 40 degree and the value of (2x+11) is 91 degree.
Step-by-step explanation:
hope it helps you.
The common factors for 28 and 42 are 1, 2, 7 and 14.
Answer:
-21
Step-by-step explanation:
4+1-21/7 =2
Answer:
x-3
Step-by-step explanation:
x²-9÷x+3=x-3