Answer:
Step-by-step explanation:
46+x=77 subtract 46 from both sides
x=31
Answer:
4x =16
Step-by-step explanation:
Hope this helps :)
Math uses numbers and equations, and science requires the scientific method and experimentation
Answer:
which is an irrational number
Step-by-step explanation:
Recall that the repeating decimal 0.7373737373... can be written in fraction form as: 
Now, let's write the number 147 which is inside the square root in factor form to find if it has some perfect square factors:

Then, 7 will be able to go outside the root when we compute the final product requested:

This is an irrational number due to the fact that it is the product of a rational number (quotient between 511 and 99) times the irrational number 
Answer: 54-2y
Step-by-step explanation:
If x equals 18, you need to multiply 3 times 18. It would need to stay as an expression since they have different variables.