Answer:
I believe its 4
Step-by-step explanation:
<span><span>(<span><span>3x</span>+<span>−<span>7<span>y4</span></span></span></span>)</span><span>(<span><span>3x</span>+<span>−<span>7<span>y4</span></span></span></span>)</span></span><span>=<span><span><span><span><span>(<span>3x</span>)</span><span>(<span>3x</span>)</span></span>+<span><span>(<span>3x</span>)</span><span>(<span>−<span>7<span>y4</span></span></span>)</span></span></span>+<span><span>(<span>−<span>7<span>y4</span></span></span>)</span><span>(<span>3x</span>)</span></span></span>+<span><span>(<span>−<span>7<span>y4</span></span></span>)</span><span>(<span>−<span>7<span>y4</span></span></span>)</span></span></span></span><span>=<span><span><span><span>9<span>x2</span></span>−<span><span>21x</span><span>y4</span></span></span>−<span><span>21x</span><span>y4</span></span></span>+<span>49<span>y8</span></span></span></span><span>=<span><span><span>49<span>y8</span></span>−<span><span>42x</span><span>y4</span></span></span>+<span>9<span>x</span></span></span></span>
Answer:m = 5/4 b=2 and y=5/4x +2
Step-by-step explanation:
m = 5/4 b=2 and y=5/4x +2
A system of linear equations
has:
1. unique solution, when:
;
2. no solutions, when:
;
3. infinitely many solutions, when:
.
According to the part 3 you can create such system:
Graphs (the same line) are shown on the added picture.
