Mathematics, 22.09.2021 07:00, royaltyjl11
7. A roof repairer works out that he will need to work with a colleague to fix a homeowner's roof.
The roof repairer charges $45 per hour and the colleague charges $20 per hour. In the end, they took
6 hours to fix the roof.
a. Write an expression with parentheses to describe how much the homeowner, owes for labor.
b. Evaluate your expression to calculate the cost of the labor.
Answers: 3
Mathematics, 21.06.2019 18:50, rosas8
Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.
Answers: 2
Mathematics, 21.06.2019 22:00, kiiya33
Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no
Answers: 1
7. A roof repairer works out that he will need to work with a colleague to fix a homeowner's roof....
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