Marco wrote an expression to represent the amount of money each person in the group needed to pay for snacks they purchased for the party. which expression is equivalent to 60÷(4+×)​

Solve 2x+y=3 x+y=5 in substitution method

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).

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .