Teresa needs 112 cups of flour to make pancakes and 213 cups of flour for a cake. What is the total amount of flour that Teresa needs?

Step 1: 6x-10=1; step 2: 6x=11

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

Y=-3x is the correct answer