Answer:
Transitive property
But it looks like substitution.
Step-by-step explanation:
48
+14
-------
62
If you need more work:
Ones place: 8+4=12
Tens place: 40+10=50
Add up: 50+12=62
Answer:
-816
Step-by-step explanation:
-12*68= -816 this is probably wrong but this is what i got
450,000 is your answer:) hope I helped
4b - 7 + 2b + 11 and b + 3 + b + 1 are congruent.
You add the common factors in each problem: 2b + 4 = 2b + 4