Evaluate
\frac{11x^{2}}{4}+17x-28
Expand
\frac{11x^{2}}{4}+17x-28
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3x^{2}+17x-28-\frac{1}{4}x^{2}
Use the distributive property to multiply 3x-4 by x+7 and combine like terms.
\frac{11}{4}x^{2}+17x-28
Combine 3x^{2} and -\frac{1}{4}x^{2} to get \frac{11}{4}x^{2}.
3x^{2}+17x-28-\frac{1}{4}x^{2}
Use the distributive property to multiply 3x-4 by x+7 and combine like terms.
\frac{11}{4}x^{2}+17x-28
Combine 3x^{2} and -\frac{1}{4}x^{2} to get \frac{11}{4}x^{2}.
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