Solve the equation using the addition principle.
--20 = b - 2
A) 18
B) -22
C) 22
D) -18
Correct Answer:
Verified
Q11: Decide if the given number is a
Q12: Solve the equation using the addition principle.
--24.7
Q13: Solve the equation using the addition principle.
-z
Q14: Solve the equation using the addition principle.
-a
Q15: Decide if the given number is a
Q17: Solve the equation using the addition principle.
-
Q18: Solve the equation using the addition principle.
--7
Q19: Decide if the given number is a
Q20: Solve the equation using the addition principle.
-
Q21: Solve using the multiplication principle.
--2x = -18
A)
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