Answer:
16.875 spiders
Step-by-step explanation:
Given
Let



So, we have:
--- equal amounts
--- the legs
Required
The number of spider
Since she has an equal amount of B, C and S;
The expression can be written as:



Solve for S


<em>The result of the solution does not represent real life situation because it it is not possible to have a fraction number of spider</em>
Answer:
-1x+10
Step-by-step explanation:
Write a system of equations and solve.
x + y = 10
5x + 10y = 90
Multiply and combine equations
-5x - 5y = -50
5x + 10y = 90
------------------
5y = 40
y = 8
x = 2
There are 2 nickels and 8 dimes in the jar. Hope this helps! :)
Answer: b
Step-by-step explanation: I don't know but I know it b
First, isolate the variable
X+0=75-5
X+0=70
X=70
Hope I helped!
Good Luck!