Problem 258 Check 4x – 18 = 65 Solution 4x-18=65 add 18 both sides 4x-18+18=65+18 4x=83 divide both sides by 4 = for checking put x=in the given…
Month: April 2014
Problem 257
Problem 257 The total cost of biring a certain plumber is a flat rate of 35 plus $9.50/hour equation is y=9.50x+35
Problem 256
Problem 256 Tell where quantity is constant or variable. The number of hours in a day. Solution Number of hours are 24; it is a constant term because it…
Problem 255
Problem 255 Suppose that someone said that the equation connecting points (-1,1) and (2,3) is This person wants to know whether the line represented by this equation will contain point…
Problem 254-Taxicab Distance
Find the Taxicab distance from the given graph? Solution The sum of the horizontal and vertical distances is called the taxicab distance in above graph taxicab distance = total horizontal…
Problem 253
Problem 253 Garden Area Problem. A designer created a garden from two concentric circles whose equations are as follows: (x + 2)2 + (y – 6)2 = 16 and (x…
Problem 252
Problem 252 Sketch the line x = 6. How is it related to the line y = 6? Solution Now we can see form graph x=6 is perpendicular to…
Problem 251
Problem 215 Write the equation of the circle with the given center and radius: Center at (1, 2); radius = Solution when center (x1,y1)and the radius R are…
Problem 250
Problem 250 Solve the following system a.) Find the equations of the two lines b.) Solve the system Solution Slope of the line passing from the…
Problem 249
Problem 249 Find the equation of the line in the graph to the right by using the slope-intercept method. Be sure to check the scale of the graph. Solution…
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