Answer:
One is a = 2, b = 3 AND another one is a = 11, b = 12
Step-by-step explanation:
They all fit this description. b = 1+a
Answer:D.51
Step-by-step explanation:180-68-61=51
Answer:
Step-by-step explanation:
First answer is 4. Second answer is 3/5.
Answer:
110
Step-by-step explanation:
you place 30 in the place of X, and it becomes 4×30-10. in PEMDAS, multiplication goes first and 4×30=120. 120-10=110
