Answer:
a. mass is to kilogram.
2x(x+4)-1(x+4)
2x^2+8x-x-4
2x^2+7x-4
Answer:
all i know is A and it is -1,-2
Step-by-step explanation:
Answer:
x=21/40
Step-by-step explanation:
First get common denominators
3/8 *5 to top and bottom is now 15/40
3/20 *2 to top and bottom is now 6/40
isolate the X
x-15/40=6/40
+15/40 +15/40
x=21/40
