Answer:
+3 and -4
Step-by-step explanation:
as
+3×-4=-12
and
-4+3=-1
Answer:
45 cm²
Step-by-step explanation:
Answer:
These are simultaneous equations.They have to be solved like this:
2x-y=3 -y=3-2x 2x-3= -x
y= -x y= -(3-2x) 3x= 3
y=2x-3 x=1
Step-by-step explanation:
The value of x equals to 1
Answer:
102 would be correct
Step-by-step explanation:
