Answer:
A
Step-by-step explanation:
The easiest way to figure this out is to substitute in the variables. So for a, 2=-5+7 is correct, and 7=0+7 is correct as well. If you were to look at the other answers, you would see that the equation would not match up. Hope this helps!
Answer: The answer would be No, Yes, No.
Step-by-step explanation:
Look at the grid, you can see that it has 100 units in all.
0.42 equals 21/50, so they are both wrong. The denominator would have to be 100. The only logical one would be the second one.
Answer:
5!
Step-by-step explanation:
-40÷5 = -8
Answer:
C
Step-by-step explanation:
all the options can give 9m+27 except C; 9m+12
2/9 × 3 =
= 2×3 / 9 =
= 6/9 =
= 2/3
