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2(a plus b) plus 3(a plus b) plus 5a?
10a + 5b
How do you write simplified expressions for the area and the perimeter of a rectangle one side 3a other side 5b?
Area: 15ab Perimeter: 2(3a+5b) or as 6a+10b
How do you factor 30b2 plus 48b-24?
6(b + 2)(5b - 2)
What is 2x with the exponent 2 plus 3x plus 1. what is 7n with the exponent 2 plus 9n plus 2. what is 3x with the exponent 2 plus 8x plus 5. what is 7y with the exponent 2 plus 19y plus 10?
The first and third are quadratic expressions in x, the second is a quadratic expressions in n, and the fourth is a quadratic expressions in y. None of them are equations so cannot be solved.
What expressions is equivalent to 6m - 10?
2(3m-5)
What is the simplest form for 5b plus 5-3b-7?
5b plus 5-3b-7 is 2b-2.
Are these expressions 15x-9-4x plus 2 and 11x-7 equivalent?
yes
What are two expressions that are equivalent to 8 plus 2x?
(16 + 4x)/2 2(4 + x)
2(a plus b) plus 3(a plus b) plus 5a?
10a + 5b
How do you write simplified expressions for the area and the perimeter of a rectangle one side 3a other side 5b?
Area: 15ab Perimeter: 2(3a+5b) or as 6a+10b
If 8b plus 11-3b equals 2b plus 2 what is b?
8b + 11 - 3b = 2b + 2 5b + 11 = 2b + 2 5b - 2b = 2 - 11 3b = -9 b = -3
What is a mathematical sentence that shows how 2 expressions are equivalent?
the answer is a(n) equationequationWhen two expressions are equivalent they can form an equation.
How do you factor 30b2 plus 48b-24?
6(b + 2)(5b - 2)
Which expressions are equivalent to 4b?
4b-b
What is 2x with the exponent 2 plus 3x plus 1. what is 7n with the exponent 2 plus 9n plus 2. what is 3x with the exponent 2 plus 8x plus 5. what is 7y with the exponent 2 plus 19y plus 10?
The first and third are quadratic expressions in x, the second is a quadratic expressions in n, and the fourth is a quadratic expressions in y. None of them are equations so cannot be solved.
What are expressions like 4(3 2) and 4(3) 4(2)?
Equivalent expressions
How do you factor -5b2 plus 7b-2?
It is: (-5b+2)(b-1) with the help of the quadratic equation formula
