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7z-3 equals 11 plus 3z?

7z - 3 = 11 + 3z ie 7z -3z = 11 + 3 4z = 14 z = 3.5 Check: (7 x 3.5) - 3; 11 + (3 x 3.5) 24.5 - 3 = 11 + 10.5 21.5 = 21.5 QED


What are integer coefficients?

5x + 3y = 7z 5, 3, and 7 are coefficients and they are integers, they are integer coefficients


What are all the factors of 7xyz?

The factors of 7xyz would include 1, 7, x, y, z, and any combination of these factors. Factors are numbers or variables that can be multiplied together to give the original number or expression. In this case, the factors of 7xyz would be all the numbers and variables that divide evenly into 7xyz without leaving a remainder.


Is it possible tofind three unknowns with two equations?

Answerno. A system with two equations and three variable is known as a parametric equation and can be simplified, generally, to one equation with two variables.You always need a number of equations equal to or greater than the number of variables you have to find any of the variables.If you have more varibles than equations you can eliminate a number of variables equal to the number of equations minus one.Edit: While this is correct, you can fudge an answer using a pseudoinverse. This minimizes one of the values, and then you can approximate the other two. Suppose you have:3x + 2y + 4z = 0x + 8y + 7z = 3You can call this A*b = y, whereA = [3,2,4;1,8,7]b = [x;y;z]y= [0;3]Then you can sayb=ay, wherea=A'(A*A')^(-1)' indicated the transpose, and ^-1 indicates the inverse.More explanation can be found at http://neurotheory.columbia.edu/~ken/math-notes/sabes.pdf


Related Questions

What are examples of polynomial terms?

Polynomial terms are expressions that consist of a coefficient and a variable raised to a non-negative integer exponent. Examples include (3x^2), (-5y^3), and (7z) (which can be considered as (7z^1)). A single constant, like (4), is also a polynomial term since it can be viewed as (4x^0).


What is 7z plus 9 equals 72?

7z+9 = 72 7z = 72-9 7z = 63 z = 9


7z plus 6s plus s equals?

7z + 6s + s = 7z + 7s This can then be factorised using 7 as the factor: 7z + 7s = 7(z + s)


7z - 9.4 equals 11.6?

7z - 9.4 = 11.6 7z = 11.6 + 9.4 = 21 z = 21/7 = 3


What is 7 times z reduced by a third of the product?

To express "7 times z reduced by a third of the product," we first calculate the product, which is (7z). A third of this product is (\frac{1}{3} \times 7z = \frac{7z}{3}). Therefore, reducing (7z) by this amount results in the expression (7z - \frac{7z}{3}). Simplifying this yields (\frac{21z}{3} - \frac{7z}{3} = \frac{14z}{3}).


Y equals x-7z what is x equal?

x = Y + 7z


How do you factor 7 plus 7z?

7+7z 7=7*1 7z=7*z 7(1+z) is factored form


2z plus 9.75-7z equals -5.15?

2z+9.75-7z=-5.15


What is z divided by 1 over 7?

z / (1/7) = 7z.


What is z times the quantity of three plus 4?

Zx(3+4)= Zx7 = 7z the answer is 7z


What is 42 -7(z-3)?

To simplify the expression (42 - 7(z - 3)), first distribute the ( -7 ) across the terms inside the parentheses: ( -7z + 21 ). Then, combine it with the 42: ( 42 + 21 - 7z = 63 - 7z). Thus, the simplified expression is (63 - 7z).


What is 2z 9.75-7z-5.15?

The answer to 2Z plus 9.75 subtract 7Z subtract equals 14.90. This is a math problem.