Answer:
3
Step-by-step explanation:
x = 1
y = 1
6+4-7 = 3
None of them
Because i can't see the graph
13.6 is the answer because 1cm is 10 cm
1) 3x(3x-1)
2)5(9x^2-3x+1)
y=-4+-1
hope this is what your looking for
