Equation for Liz:
L = 8n
Equation for Andy:
A = 8n + 35
Step-by-step explanation:
Let the no. of necklace be 'n'
Cost per necklace= $8
Equation for Liz:
L = 8n
Because Liz sells only necklace for $8 each
Equation for Andy:
A = 8n + 35
Because Andy sells each necklace for $8 and she sold the bracelets for $35
The mistake is that they subtracted 21 instead of adding it. you would have had to added 21 to the left side to cancel it out and added 21 to the right side to get p= 55
Well if it is a Venn diagram it has to be circle i mean three circles
Answer:
The nonpermissible replacement of the variable n is -4
Step-by-step explanation:
The nonpermissible replacement of the variable in a certain expression is the value of the variable that will make the denominator of the expression zero.
The expression has the denominator
This denominator cannot be equal zero, thus,
.
Answer:
n=7
Step-by-step explanation:
1/10n-3/10=4/10
1/10n-3/10+310=4/10+310
1/10n=7/10
10x1/10n=7x10/10
n=7
I hope this helps!