The daily energy requirement, E (kilojoules), for a person of mass m (kilograms) is calculated using the rule E = 9m + 8100. For gavin, E = 8865 What is gavin mass?

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Can someone me do math because i am having a breakdown rn because i don’t get it

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?