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Find the solution to the system of equations by substitution.
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Q8: ( <span class="ql-formula" data-value="\left( 4
Q9: <span class="ql-formula" data-value="\frac { 3 x y
Q41: (2, 1)<br>A)Quadrant I<br>B)Quadrant II<br>C)Quadrant III<br>D)Quadrant IV
Q47: {(-2, 7), (-1, 4), (0, 3), (1,
Q59: <span class="ql-formula" data-value="( 8 z + 3
Q71: <span class="ql-formula" data-value="\frac { \sqrt [ 3
Q84: <span class="ql-formula" data-value="\frac { x ^ {
Q97: <span class="ql-formula" data-value="\frac { \sqrt { (
Q104: <span class="ql-formula" data-value="y ^ { 1 /
Q201: <span class="ql-formula" data-value="\left( x ^ { -