1 way

⇔ x = 16
......................................................
2.way

<span>We multiply the cross
</span>
RT=RS+ST=17+8.5=25.5 units
243 degrees to zero is 243, from zero to -261 is 261 degrees, now add them : 504 degrees.
The answer is 6.21 hope I helped
The sum (+) of 14 and a number (x) is equal to (=) 7.
14 + x = 7
To solve, subtract 14 from both sides.
x = -7