Math
posted by steve .
Find the solution.
y = 4x & y + x = 5

well, if y=4x, then 4x+x=5, so x=1.
Respond to this Question
Similar Questions

Math
Find all real number solutions to (cubed root 3x8)1=0 If there is more than one solution, separate them with commas. If there is no solution, answer as "No solution." 
math
60 ml of solution A is mixed with 120 ml of solution B to produce solution C which contains 8% of pure acid. If 80ml of solution A is mixed with 40ml of solution B, a solution D containing 10% of pure acid can be produced. find the … 
math
A science teacher has a supply of 50% sugar solution and a supply of 80% sugar solution. How much of each solution should the teacher mix together to get 105 ML of 60% sugar solution for an experiment 70 ML of the 50% solution and … 
Math quick help anyone
1. I'm given a slope of 1/4 and a set of 2 points each: p: (12,6) & Q: (8,w) .find the value of w. what if the slope was 1/4, then what would the value of w be 2. What is the solution to these equations: 3x2y8=0 9x6y42=0 One … 
chemisrty
A solid acid is dissolved in enough water to make 200 ml of a solution. 40.0ml of the solution is titrated to a phenolphthalein en point with an NaOH solution. The neutralized solution and the remainder of the acid solution are then … 
CHEMISTRY
Dye of iodine is prepared by dissolving in ethanol , and 1% ( one percent ) of this solution contains 10 g of solute in 1000 g of solution 1) how many grams of solvent is there in the solution ? 
Math
Check my answers please. 1. What is the solution to 5 + t = 23 a. 28 b. 18 ** c.18 d.23 2. What is the value of b if 7 + b = 8 a. b = 15 b. b = 1 ** c. b = 1 d. b = 15 3. What is the solution to 5q = 75 a. q = 25 b. q = 15 … 
math
1( which number is the solution for m + 90 = 150 A( 50 B( 60 C( 140 D( 240 2(which number is the solution of n/3 = 12 A( 36 B( 4 C( 4 D( 36 3( use mental math to find the solution of 19b = 190 A(10 B(11 C(171 D(280 4(estimate the … 
Math
A science teacher has a supply of 50% sugar solution and a supply of 80% sugar solution. How much of each solution should the teacher mix together to get 105 ML of 60% sugar solution for an experiment a. 70 ML of the 50% solution and … 
Math (Calc) (Differential Equation Solution)
Some of the curves corresponding to different values of C in the general solution of the differential equation are shown in the graph. Find the particular solution that passes through the point (0, 2). y(x^2+y) = C 2xy + (x^2+2y)y' …