9) x= -6
10) x= 3/2
11) x= -4,0,5
12) no solution
There are two measures 5 cm then the triangle will be isosceles or 16 is far beyond 5 + 5 = 10 so we cannot build any triangle so te answer is <span>B none
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7/5 = 14/10 = 28/20
Numerator = x
Denominator = x-4
Add 3 to both:
x +3 / (x-4+3)
x+3 = 14
(x-4 +3) = 10 = x-1 = 10
x = 11
Check:
11 -4 = 7 ( denominator is 4 less than the numerator.)
add 3 to both:
11+3 = 14
7+3 = 10
14/10 reduces to 7/5
The original fraction would be 11/7
Answer:

Step-by-step explanation:
we have

step 1
Solve (90+1)

step 2
Solve 0.0698(91)

step 3
Solve sin (6.3518)

step 4
Solve 105(0.11063)

step 5
Solve 11.616 + 105
