15. greg and alana went out to dinner. their dinner bill came to $68.89.
if they had a $10 coupon and left a 15% tip, how much did they pay in
total?

Asilkworm winds its cocoon out of one long silk fiber. to make silk thread, 3 to 10 of these silk fibers are unwound from their cocoons and combined into aa single thread with a typical length of 300 yards. choose a reasonable number of silk fibers in a thread write an equation to find the total length of the silk fibersused in 300 yards of the thread

The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?