Which equation has infinitely many real solutions?

A. 0.8x + 12 = x - 12

B. 0.8 (x - 15) = 0.8x - 12

C. 0.8x + 12 = - 0.8x + 12

D. 0.8 (x - 15) = 0.8x + 12

An exam consists of 15 true-or-false questions. If a student guesses at every answer, what is the probability that he or she will answer exactly 9 questions correctly? (Round your answer to three decimal places.).

If y (x) = 3 (x+5) + -, what is a + 2) ?

Five friends went to a baseball game. Three of the friends each bought a ticket for x dollars and a soda for $6.00. The other two friends each bought only tickets. Write and simplify an expression that represents the amount of money spent.

The circumference of circle x in which a = 49pi in squared

A truck averages 17 miles per gallon. If gas is currently 2.38 per gallon, how much would be speed in gas the truck were to travel 630 miles?

The graph of f passes through (-10, 4) and is perpendicular to the line whose equation is x = - 4.

Jacob has 16 toy cars. 3/8 of the cars are red and the rest are blue. how many cars are blue

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Which equation has a constant of proportionality equal to 15?

13, 967 round to the nearest 100