Answer:
option 2.
the others are simultaneous equations in two unknowns but 7x-2y have the same value and the value can't be two different things at once
They would be 90 degree angles right?? Because they all make a box that’s my guess
Answer:
10cm (I think)
Step-by-step explanation:
2/3 = .66666666 x 6 = 4
4 +6 = 10
Answer:
10
Step-by-step explanation: