Answer:
the angle shown is a straight angle value of which is equal to 180°
3x + 30. 6 = 180
3x = 180 - 30. 6
3x = 149.4
<h3>x = 49.8</h3>
Answer:
15/7 or 2 1/7
Step-by-step explanation:
Answer:
Step-by-step explanation:
<u>Given:</u>
<u>Solve for </u><u> in the 1st equation:</u>
<u>Substitute the value of </u><u> into the 2nd equation and solve for </u><u>:</u>
<u>Substitute the value of </u><u> into the 3rd equation and solve for </u><u>:</u>
<u>Plug </u><u> into the solved expression for </u><u> and evaluate to solve for </u><u>:</u>
<u>Plug </u><u> into the solved expression for </u><u> and evaluate to solve for </u><u>:</u>
Therefore: