Well to do scientific notation u have to use 10 then an exponent
example:
2.9867 x 10^10= 29,867,000,000
so u need exponents to do scientific notation.
The answer to your question is option b because opposite angles in a quadrilateral are equal to one another
lol we have the same question on our test besides i’m in middle school Answer: idfk
Step-by-step explanation: don’t ask me i’m failing math
Answer:
-3x - 30
Step-by-step explanation:
Distribute (multiply) the -3 to everything in the parentheses.
-3 (x + 10)
-3 * x = -3x -3 * 10 = -30
Answer: -3x - 30