Using the addition/subtraction method, find the value of x and y to satisfy the following equations: 2x + 3y = 6; 2x + 4y = 1
a. x = 4.5 y = 11
b. x = 10.5 y = 7
c. x = 10.5 y = -5
d. x = 4.5 y = -5
e. x = 9.5 y = 5
c. x = 10.5 y = -5
You might also like to view...
Write an algebraic equation and use it to solve the problem.How much pure acid should be mixed with 2 gallons of a 50% acid solution in order to get an 80% acid solution?
A. 1 gal B. 5 gal C. 8 gal D. 3 gal
Find the tax. Use $3700 for each personal exemption; a standard deduction of $5800 for single people, $11,600 for married people filing jointly, $5800 for married people filing separately, and $8500 for head of a household; and the tax rate schedule. 
Mark Collins had an adjusted gross income of $24,014 last year. He had deductions of $976 for state income tax, $563 for property tax, $2827 in mortgage interest, and $230 in contributions. Collins claims one exemption and files as a single person.
A. $1752.10 B. $1062.70 C. $3027.10 D. $1932.70
Graph the function.y = -3 cot (2x)
A. 
B. 
C. 
D. 
Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.Degree 4; zeros: i, 3 + i
A. -i, 3 - i B. -i, -3 + i C. 3 - i D. -3 + i, 3 - i