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Mathematics 12 Online
OpenStudy (anonymous):

solve the system of equations alegbraically to determine when the two savings plans yield identical balances and state this balance. the equations are y=20x+400 and y=10x+600

OpenStudy (anonymous):

this are two lines. You are asked to find their intersection point

OpenStudy (anonymous):

ok. so you set them together

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

20x+400=10x+600 right

OpenStudy (cwrw238):

yes

OpenStudy (anonymous):

answer is 20 months

OpenStudy (anonymous):

b how do i find the amount?

OpenStudy (anonymous):

800 is the amount. thanks

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