00:00 The number line represents Allie’s scores in the first two rounds of a card game.

Use the drop-down menus to explain Allie’s gains and losses in the game.

A number line shows an arrow from 0 to 4 labeled round 1 and an arrow from 4 to 0 labeled round 2.

Allie points in the first round of the card game. In the second round, she points. After the first two rounds, she has points.

Distributive property

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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.