The sum of 4x^2 + x^2 +9 can be expressed as

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points