Answer:
0
Step-by-step explanation:
20 - 2x, if x = 10
First, plug in 10 for each value of x.
20 - 2(10) = ?
Next, multiply 2 and 10 due to PEMDAS. (parentheses/exponents, multiplication/division, addition/subtraction)
20 - 20 = ?
Now, subtract.
= 0
Hope this helps!
