John. wants to receive a 96% average on 4 math tests .so far he has taken 3 tests. his grades are 94%, 98%, and 98%. write an equation in terms of to find out what john must score on his fourth test in order to receive a 96% average.

Apackage of bacon holds 15 strips of bacon. the pancake house uses 17 packages of bacon in the morning and 21 packages in the afternoon. how many more strips were used in the afternoon than the morning?

In the 30-60-90 triangle below side s has a length of and side r has a length

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).