The mean is 12
explanation: you add all of the numbers and then divide it by the amount of number u have
Answer:
Step-by-step explanation:
1) -5 +3 = -2
When two numbers are in different sign, subtract and the result will have the bigger numbers sign. The bigger number is 5. so the result is (-2)
2) -7 - 2 = -9
When two numbers have same sign, add and the result will have the common sign
3) 122 * (-9) = - 1098
4) -6 ÷ (3/4)

= -8
Answer:
x=63/8
Step-by-step explanation:
9/8=x/7
or, 9*7=x*8
or, 63=8x
x=63/8
Answer:
3/9
Step-by-step explanation:
3/9 = 0.33333333
0.333333
is a reeating decimal