4(5)+4(3)+3(2)=$38 total cost =$38
Answer:
x^2 -x -2 = (x -2)(x +1)
Step-by-step explanation:
To factor x^2 -x -2, you look for factors of -2 that have a sum of -1:
-2 = (-1)(2) = (1)(-2) . . . . . the latter pair has a sum of -1
Then these are the constants in the binomial factors:
x^2 -x -2 = (x +1)(x -2)
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<em>Comment on the question</em>
The fact that x^2 +3x -4 is modeled with algebra tiles seems to be irrelevant to the question that is actually asked.
9/8 because you multiply 3 × 3 and leave the denominator the same
Answer:
26 i think
Step-by-step explanation:
Answer:
23-5= 18
Step-by-step explanation:
