Answer:
540
Step-by-step explanation:
im terrible at explaining so-
When substituting, you want to take the y value from one equation and plug it into the y variable in the other equation to find the x value. When you find the c value, you plug the number into one of the equations to get your y value.
So <span>the missing digit must be "6".</span>
Answer:
z=12
Step-by-step explanation:
z+15=27
move constant
z=27-15
z=12