Answer:
a = 3
Step-by-step explanation:
1) Simplify 5a - 9 + a to 6a - 9.
2) Add 9 to both sides.
3) Simplify 9 + 9 to 18.
4) Divide both sides by 6.
5) Simplify 18/6 to 3.
Therefor, the answer is, a = 3.
Solve the system of equations: x + y + z = 5; x - y + 3z = 9; and z = 6. PLS PLS HELP ME
1 answer:
You might be interested in
Applying the equation for the area of the trapezoid, it is found that the height is of 10 cm.
The <em>area of a trapezoid</em> is <u>half the multiplication of the sum of the bases and the height</u>, that is:
For this problem, we have that: , hence:
The height is of 10 cm.
To learn more about area of a trapezoid, brainly.com/question/9918120
Answer:
<h2><em>X=</em><em>9</em></h2><em>Solution</em><em>,</em>
<em></em>
<em>hope </em><em>this </em><em>helps.</em><em>.</em><em>.</em>
<em>Good </em><em>luck</em><em> on</em><em> your</em><em> assignment</em><em>.</em><em>.</em><em>.</em>