<span>4x(5y-x)-5y(4x-y)=20xy-4x^2-20yx+5y^2=-4x^2+5y^2=5y^2-4x^2</span>
Answer:
All of them are 194000 except 19.4x10^-4
Step-by-step explanation:
math
Answer:
12 -2x =3
Step-by-step explanation:
2(6-x)=3.
Distribute
2*6 -2*x = 3
12 -2x =3
Answer:
12.5
30
68.5
Step-by-step explanation:
Answer: 6-1/3n
Step-by-step explanation: