Answer:Second Step
Step-by-step explanation:
On the right side in step two you added -3b-15b, and ended up with -12b. This is incorrect. -3b-15b is actually -18b
Answer:
Last one
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
there are infinitely many solutions since different values of x and y will work for this simultaneous equation
Answer:
Mixed number - 2 8/15
decimal - 2.53
Step-by-step explanation:
3+9+26=38
denominator is 15
38/15 convert to a mixed number =
2 8/15 as a decimal is 2.53