X + 3y = 14
x + 3(3x - 14) = 14
x + 9x - 42 = 14
10x - 42 = 14
<u> + 42 + 42</u>
<u>10x</u> = <u>56</u>
10 10
x = 5.6
5.6 + 3y = 14
<u>- 5.6 - 5.6</u>
<u>3y</u> = <u>8.4</u>
3 3
y = 2.7
(x, y) = (2.7, 5.6)
Answer:
20:48
Introduction to scientific notation (video)
Step-by-step explanation:
Need more information to be answered
You would isolate the variable for ex
2x+3=9
2x=9-3
2x=6
x=3
Answer:
D BOTTOM RIGHT
Step-by-step explanation:
