Answer:
Step-by-step explanation:
To find the value of variable, you have to isolate the term of b from one side of the equation.
<u>First, you subtract by 1.5 from both sides.</u>
→ b+1.5-1.5=6-1.5
<u>Solve.</u>
<u />
<u>Subtract the numbers from left to right.</u>
⇒ 6-1.5=4.5
<u>⇒ b=4.5</u>
I hope this helps you! Let me know if my answer is wrong or not.
70
mulitiply it
am sorry i don't know
Answer: 385
Mean the three groups of 10 kids=35
Total weight of 3 groups (10x35)=350
Mean weight of 3 groups and one boy ( 35 + 350)=385