Answer:
Step-by-step explanation:
and also you are diviing the numbers then subtracting 9
Answer:
84 feet
Step-by-step explanation:
he will need 84 ft to cover the entire garden
you cant add or subtract or multiply or divide if the variables arent the same so the simplified version of <span>-3x²ym + 7x - 5ymx² + 16x would be
</span> -3x²ym <span>- 5ymx² + 23x</span>