Question 4 of 10 If you were to solve the following system by substitution, what would be the
best variable to solve for and from what equation?
3x + 6v=9
2x – 10v=13
A. y, in the second equation
B. x, in the first equation
C. x, in the second equation
D. y, in the first equation
SUBMIT

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b. false