Can somone work this out step by step. i need to find x but cant figure out changing the formula around. i think i missed a step or 2 on class. can i get step by step . 1/2 + x/1 + 1/8 = 1/4

the range is 19

step-by-step explanation:

the range is biggest number minus the smallest, so in this case it would be

41 - 22 = 19

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation:

n=9

step-by-step explanation:

7 times a number = 7n

decreased by 13 = 7n-13

same as is =

5 times the number = 5n

increased by 5 = 5n+5

7n-13 = 5n+5

2n=18

n=9

80

step-by-step explanation: