Answer:
7x^2 (the first choice)
Step-by-step explanation:
7x^2
4x+3x = 7x
(4+3)x = 7x
7x
All are 7x except for the first one which is 7x^2
i think it is 27 i did 5+4 then i did 9x3 and got 27
Answer:
1200*(1 + 0.045*x) = 1500 --> x = 5.55 --> C. 6 years