AB+BC+AC-12=AC+CD+AD
AB+BC-12=CD+AD
AB+BD+CD-12=CD+AD=BD
AB+BD-12=0
AB=12cm
Answer:
y=2x+3 is non-proportional. y=5x is proportional.
Step-by-step explanation:
y=2x+3 is not proportional because there is the +3. also, when it is graphed on a graph, the line does not pass through the origin/zero.
y=5x is proportional because it does not have any other values attached to the y value. when it is graphed, the lie goes through the origin/zero.
Answer for 4a. 25(n + 6)
Reason
The product (means to multiply)
Six more than a number (n + 6)
And 25 (other multiplier)
Expression is 25(n+ 6)
Ais the answer I’m pretty sure
Answer:
A. finished 1km
Step-by-step explanation:
b. 8km per hour