Why might using equations be a poor option for solving a problem? A. You cannot solve them if they have only one variable.

B. You might not remember what an equation means without a
diagram, graph, or table.

C. You can solve them using algebra

D. You can never solve an equation for an unknown value.

the answer is c

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3. (5x + 1) - (-10x + 6)

simplify the answer choice. combine like terms. remember to distribute the negative to the terms inside the second parenthesis. also remember that two negatives = one positive, and one of each sign = negative.

- (-10x + 6) = + 10x - 6

simplify. combine like terms:

5x + 1 + 10x - 6

5x + 10x + 1 - 6

15x - 5

∴ it is your answer

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answer:

c) the x-coordinate of the center of the circle increases by 3