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babymother [125]
3 years ago
8

What is (x+7)(x-4) simplified

Mathematics
2 answers:
fomenos3 years ago
5 0
(x + 7) (x - 4)

First, apply the FOIL method (a + b) (c + d) = ac + ad + bc + bd / Your problem should look like: x^{2} - 4x + 7x - 28
Second, gather the like terms. / Your problem should look like: x^{2} + (-4x + 7x) - 28
Third, simplify. / Your problem should look like: x^{2} + 3x - 28

Answer: x^{2} + 3x - 28

Sidana [21]3 years ago
5 0
(x+7)(x−4)

=(x+7)(x+−4)

=(x)(x)+(x)(−4)+(7)(x)+(7)(−4)

=x^2−4x+7x−28

=x^2+3x−28

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