g(-10)=-20
h(-10)=-10-22=-32
g(-10)-h(-10)=-20 - (-32)=12
(g-h)(x)=g(x)-h(x)=2x-(x-22)=x+22
(g-h)(-10)=-10+22 = 12
12
Zelton D.
asked • 10/14/17help help help
Let g(x)=2x and h(x)=x-22. Find (g−h)(−10).
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Andrew M. answered • 10/14/17
Tutor
New to Wyzant
Mathematics - Algebra a Specialty / F.I.T. Grad - B.S. w/Honors
Hi Zelton,
g(x) = 2x
h(x) = x - 22
(g-h)(x) = 2x-(x-22) = x + 22
(g-h)(-10) = -10 + 22 = 12
Understand?
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