In ΔEFG, the measure of ∠G=90°, the measure of ∠F=47°, and GE = 50 feet. Find the length of EF to the nearest tenth of a foot.

answer:   b

step-by-step explanation:

x2 = 16

x can not be a negative number because 16 is positive

the only answer would be positive 8  

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

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