The cost of two lunches and five dinners is $58. The cost of four lunches and two dinners is $36. Find the cost of ONE dinner, Let L represent cost of one lunch and D represent the cost of one dinner.

The bike store marks up the wholesale cost of all the bikes they sell by 30% and andre wants to buy a bike that has a price tag of 125 what was the wholesale cost of the bike

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

An angle that measures between 90 and 180° is called a(,