For A I think it should be 0.16 you just have to look at the chart
The answer is 135.5
123, 133, 138, 142
Organize the numbers in order from smallest to largest. There are two numbers in the middle so add those two and divide by two. 133+138=271÷2 is 135.5
Please find attached photograph.
The answers are:
1) 2.5ab
2) 1/100 b^2
Answer: x=-4
Step-by-step explanation:
Add 12 to both sides
x/2=-14+12
Simplify
x/2=-2
Multiply
x=-2*2
Simplify
x=-4