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OpenStudy (anonymous):
1.Complete the table below to solve the equation 2.5x – 10.5 = 64(0.5x).
x
f(x) = 2.5x – 10.5
g(x) = 64(0.5x)
2
3
4
5
6
OpenStudy (anonymous):
@timo86m plz help?
OpenStudy (anonymous):
64*0.5=32
so solve for 2.5x-32x=10.5
solve for x
Is the options correct??
OpenStudy (anonymous):
You forgot the x
OpenStudy (anonymous):
i mean to say, i am gwtting -ve vaue
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OpenStudy (anonymous):
?
OpenStudy (anonymous):
2.5-32 is -29.5
then x is like 10.5/-29.5 which is -ve
OpenStudy (anonymous):
Oh ok
OpenStudy (anonymous):
is the question f(x)=g(x), solve for x
and f(x)=2.5x-10.5,and g(x)=64*(0.5x)
right??
OpenStudy (anonymous):
what they want you to do is to plug in the values 2, 3, 4, 5, and 6 in to the two functions, f and g and see where they equal the same value.
for instance, when x=2, f(2) = 2.5(2) - 10.5 = 5 - 10.5 = -5.5 and g(2) = 64[0.5(2)] = 64(1) = 64.
do the same for 3, 4, 5, and 6 and presumably one of those x-values will equal the same number for f and g.
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