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Maths Puzzle
Numerical Ability
please change the graction w-3/w+5 into an equivalent fraction with the denominator of w2 + w - 20, thank you!!
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must solve using substitution
-2x+y=6
y=3x+9
Identify the shape of the graph, transform it into standard form, and sketch the graph.
x = -2y^2 + 12y - 15