Answer:
b= 5/4 or 1 1/4
Step-by-step explanation:
First I will make 1 3/4 into an improper fraction
1/2 + b = 7/4
Then I will make the fractions have common denominators
2/4 + b = 7/4
I subtract 2/4 from 7/4
b= 5/4
<u>Answer-</u>
<em>The area of QRS is </em><em>238.7</em><em> sq units.</em>
<u>Solution-</u>
According to properties of supplementary angles,

So,

As the sum of measurement of all the angles in a triangle is 180, so



Then the area of the triangle will be,



96/4=24 beads in 1 bracelet
beads in 7 bracelets = 24*7=168
9. Let x equal the number
Two less than a number is
x - 2
Is more than 15 is
> 15
Put them together for
x-2 > 15
Now solve
x-2 > 15
x > 17
10. Let x equal a number
Seven more than a number is
x+ 7
Is less than or equal to 27 is
<= 27
Put them together for
x + 7 <= 27
Now solve
x+ 7 <= 27
x <= 20