It say solve by substitution
-x+2y=-7
-2x-6y=-14...
Answers: 2
Mathematics, 21.06.2019 21:00
A.s.a.! this is a similarity in right triangles. next (solve for x)a.) 12b.) 5c.) 12.5d.) [tex] 6\sqrt{3} [/tex]
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Suppose that the function f is defined. , for all real numbers, as follows. _ \ 1/4x² -4 if x≠ -2 f(x)=< /_-1 if x=-2 find f(-5), f(-2), and f(4)
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Mathematics, 22.06.2019 01:00
Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.
Answers: 1
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