Answer:
13x + 7 + 4x + 15 = 90
17x + 22 = 90
17x = 68
x = 4
4(4) + 15= 16 + 15= 31
13(4) + 7 = 52 + 7 = 59
Step-by-step explanation:
If an items weight is 0 it would be like a peice of paper or cotten ball. when a cotten ball is weighed it does not affect anything. as when a peice of paper is wieghed it moves its meater 1 inch.
7/22 you add the denominators toghether and add the numerators.
Answer:
864 cm
Step-by-step explanation:
Answer:
0.8 and 0.9
Step-by-step explanation:
rounded to the tenths, its 0.7
so 0.8 and 0.9 are the smallest and largest number