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Weegy: -3z^(7)-(-5z^(7)) Multiply -1 by the -5z^(7) inside the parentheses. -3z^(7)-1*-5z^(7) Multiply -1 by -5z^(7) to get 5z^(7). -3z^(7)+5z^(7) According to the distributive property, for any numbers a, b, and c, a(b+c)=ab+ac and (b+c)a=ba+ca. [ Here, z^(7) is a factor of both -3z^(7) and 5z^(7). (-3+5)z^(7) To add integers with different signs, subtract their absolute values and give the result the same sign as the integer with the greater absolute value. In this example, subtract the absolute values of -3 and 5 and give the result the same sign as the integer with the greater absolute value. (2)z^(7) Remove the parentheses. 2z^(7) ] User: Select the correct difference. -3z 7 - (-5z 7) Weegy: -3z^(7)-(-5z^(7)) Multiply -1 by the -5z^(7) inside the parentheses. -3z^(7)-1*-5z^(7) Multiply -1 by -5z^(7) to get 5z^(7). -3z^(7)+5z^(7) According to the distributive property, for any numbers a, b, and c, a(b+c)=ab+ac and (b+c)a=ba+ca. [ Here, z^(7) is a factor of both -3z^(7) and 5z^(7). (-3+5)z^(7) To add integers with different signs, subtract their absolute values and give the result the same sign as the integer with the greater absolute value. In this example, subtract the absolute values of -3 and 5 and give the result the same sign as the integer with the greater absolute value. (2)z^(7) Remove the parentheses. 2z^(7) ] User: Factor 3x 2 - 15x - 42 Weegy: 4. 3(x - 7)(x + 2) is the answer. 3x^2 - 15x - 42 = 3(x - 7)(x + 2) User: Find the product. (n + 8)(n - 2) User: Factor 6x 2 - 17x + 5. Weegy: Not factorable. User: Factor 6x 2 - 17x + 5 Weegy: Not factorable. User: Select the correct difference. 5d 2 + 4d - 3 less 2d 2 - 3d + 4 Weegy: The correct difference of 5d 2 + 4d - 3 less 3d 2 - 2d + 4 is: 5d^2+4d-3-2d^2+3d-4 = 3d^2+7d-7. User: Factor the four-term polynomial. pq - 3r + pr - 3q Weegy: The expression 3r - 6 can be written as r - 2. User: Simplify the expression. 2(3y - 7) - 5y(2 - y) Weegy: 2(3y - 7) - 5y(2 ... (More)

Weegy: b(a + b) - a(a - b) is equal to n^2-a^2+2ab or -a^2+2ab+b^2. SOLUTION: b(a + b) - a(a - b) ab+b^2-a^2+ab b^2-a^2+ab+ab n^2-a^2+2ab or -a^2+2ab+b^2 User: Find the product. (-d + 4)(-d - 4) User: Find the product. (6a + b)2 Weegy: (6a + b)^2 = 36a^2 + 6ab + 6ab + b^2 = 36a^2 + 12ab + b^2 User: Perform the long division and check in your notebook. Select the correct answer. (y 3 - 125) ÷ (y - 5) Weegy: I'm sorry. What is your question? User: Perform the long division and check in your notebook. (y 3 - 125) ÷ (y - 5) Weegy: I'm sorry. What is your question? User: (y 3 - 125) ÷ (y - 5) Weegy: I'm sorry. What is your question? User: Perform the long division and check in your notebook. (y 3 - 125) ÷ (y - 5) Weegy: I'm sorry. What is your question? User: Simplify 5 + 2{x - 4[3x + 7(2 - x)]} Weegy: (3x-2) squared is 9x^2 - 12x + 4. User: Simplify 5 + 2{x - 4[3x + 7(2 - x)]}. Weegy: (3x-2) squared is 9x^2 - 12x + 4. User: Find the product. (7q - 5)(7q + 5) Weegy: 49q^2-25 is the product. User: Find the quotient. 48a 3 bc 2 ÷ 3abc User: Find the quotient. 48a 3 bc 2 ÷ 3abc User: Find the product. -2x(x 2 - 3) Weegy: x = 2.5 User: Find the product. -2x(x 2 - 3) Weegy: x>-6 User: Find the product. -2x(x^2 - 3) Weegy: x = 2.5 User: Given: X = r + 2, Y = 2r - 9, and Z = r 2 + 17r + 30. Simplify [X · Y - Z] ÷ X. Weegy: (r+2)(2r-9)-(r^(2)+17r+30)/(r+2)... For a polynomial of the form x^(2)+bx+c, find two factors of c (30) that add up to b (17). [ In this problem 15*2=30 and 15+2=17, so insert 15 as the right hand term of one factor and 2 as the right-hand term of the other factor. (r+2)(2r-9)-((r+15)(r+2))/(r+2)... Reduce the expression by canceling out the common factor of (r+2) from the numerator and denominator. (r+2)(2r-9)-((r+15) (r+2) )/( (r+2) )... Reduce the expression by canceling out the common factor of (r+2) from the numerator and denominator. (r+2)(2r-9)-(r+15) Multiply each term in the first ... (More)