What is an inequality to compare the temperatures of Mercury and Mars.

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

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).

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.