Answer:
a. 48
b. 2
Step-by-step explanation:
Follow PEMDAS.
PART A
3*(4+5*3-3)
3*(4+15-3)
3*(16)
48
PART B
{10-[5÷(8-3)*2+6]}
{10-[5÷(5)*2+6]}
{10-[1*2+6]}
{10-[2+6]}
{10-[8]}
2
you would add 4x-3 to 6x-6 and equal it to 180° which is 6x+4x-6-3=180° which is 10x-9=180° then use inverse operation to solve it.
Answer: 18.9
mean = 6
hope this help you !! ;))
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