The least common denominator is 1.
I will solve your system by substitution.<span><span>x=<span>−2</span></span>;<span>y=<span><span><span>23</span>x</span>+3</span></span></span>Step: Solve<span>x=<span>−2</span></span>for x:Step: Substitute<span>−2</span>forxin<span><span>y=<span><span><span>23</span>x</span>+3</span></span>:</span><span>y=<span><span><span>23</span>x</span>+3</span></span><span>y=<span><span><span>23</span><span>(<span>−2</span>)</span></span>+3</span></span><span>y=<span>53</span></span>(Simplify both sides of the equation)
Answer:<span><span>x=<span>−<span><span>2<span> and </span></span>y</span></span></span>=<span>5/3
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so the answer is B (the second choice)
(Hope it helped ^_^)
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Answer:
6x+2y+3=0
Step-by-step explanation:
y=-3x-(3/2) add 3x
y+3x=-(3/2) divide -1
-y-3x=3/2 multiply 2
-2y-6x=3 subtract 3
-2y-6x-3=0 multiply -1
2y+6x+3=0 rearrange
+
= 
Explanation:
1/2 + 1/4 = ?
( 1/2 x 2/2 ) + ( 1/4 x 1/2 ) =
2/4 + 1/4 =
2 + 1 / 4 = 3/4
so, 1/2 + 1/4 = 3/4