System of linear equations, create a system of linear equations that has (2...

create a system of linear equations that has (2,3)as a solution.

Equivalent fractions, what is 6/36 as two equivalent fractions 2/12 as tw...

what is 6/36 as two equivalent fractions 2/12 as two equivalent fractions 4/28 3/21 2/11 4/13=8/x 12/30=n/90 q/54=2/9 3/7 14/h=7/20

Arithmetic sequences and series,

Determine the widest piece of mail, A mailbox opening is 4.5 inches high an...

A mailbox opening is 4.5 inches high and 5 inches wide. Determine the widest piece of mail able to ?t in the mailbox without bending? a. 9.5 inches b. 2.2 inches c. 6.7 in

Find out the probability, A speaks truth in 80% of the cases and B speaks t...

A speaks truth in 80% of the cases and B speaks truth in 60% of the cases.  Find out the probability of the cases of which they are possible to contradict each other in stating sim

What is negative exponents explain, What is Negative Exponents explain? ...

What is Negative Exponents explain? Here's a problem which results in a negative exponent: 3 4 /3 7 = 3 (4-7) = 3 -3 A negative exponent means the same thing as making

The appropriate resource constraint, Consider a person's decision problem i...

Consider a person's decision problem in trying to decide how many children to have. Although she cares about children and would like to have as many as possible, she knows that chi

Positive integer, (a)   Specify that  the sum of  the degrees  of all verti...

(a)   Specify that  the sum of  the degrees  of all vertices of a graph  is double the number of edges  in  the graph.                            (b)  Let G be a non directed gra

Permutations and combinations, Consider this. You have four units A, ...

Consider this. You have four units A, B, C and D. You are asked to select two out of these four units. How do you go about this particular task? Will your methodo

Maths question, if the numerator of a fraction is decreased by 40% and the ...

if the numerator of a fraction is decreased by 40% and the denominator is increased by 100% the new value is 1. what was the original factor