2 years ago

What value of g makes the equation true? (x+7)(x-4)=x²+gx-28

Mathematics

1 answer:

34kurt2 years ago

4 0

Answer:

g = 3

Step-by-step explanation:

(x+7)(x-4) = x²+ gx -28

Multiply the two parenthesis

(x+7)(x-4)= x² -4x +7x -28

Combine like terms

(x+7)(x-4)= x²+3x-28

Compare the equations

x²+ gx -28 = x² +3x -28

g = 3

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