Answer:
10
Step-by-step explanation:
7(0)+y=10
y=10
Answer: the answer is 35.1
Step-by-step explanation:
Solve the equation using substitution?
Answer:
187
Step-by-step explanation:
Answer: Width of box is not taken up by pencils = 
Width of each pencil 
Step-by-step explanation:
Given: Width of pencil box = 
Width of seven pencils = 
Width of box is not taken up by pencils = Width of pencil box - Width of seven pencils

Width of box is not taken up by pencils = 
Width of each pencil = (Width of seven pencils ) ÷ 7

Width of each pencil 