Which expression is equivalent to x - 13 = 16? A. ( x - 13 ) + 13 = 16
B. ( x - 13 ) * 13 = 16 / 13
C. ( x - 13 ) + 13 = 16 + 13
D. ( x - 13 ) + 5 = 16 * 5

P. S * = multiplication sign
/ = division sign

When eating out, record the total cost of your meal (before tip) and the tip that you left. determine the percent of the cost of the meal that you left as a tip.

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.