7(2x+5) = 11x-9-x

How would you verify or check your answer when x=-11 pls HELP]

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

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).