Solve the following system of equations by the substitution method. 8x = 2y + 5
3x = y +7
What is the solution set?
A.[(-9/2, 412)
B.[(-412,-9/2)
C. zero cross

Apatient is to take 60 mg of an antibiotic on day 1, take 45mg on days 2 and 3, take 30mg on days 4 and 5 and take 15 mg on days 6 and 7. how many total mg will the patient take?

Let f(x)=2x and g(x)=2x. graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ?me asap

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