# Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

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 Algebra: Linear Equations, Graphs, Slope Solvers Lessons Answers archive Quiz In Depth

 Question 450916: Write the slope-intercept equation for the line with slope 1/2 and y-intercept (0, -5) and graph the line. Click here to see answer by rfer(12670)

 Question 450917: Write the slope-intercept equation for the line that passes through (6, -9) and has slope -7/6. Please show all of your work Click here to see answer by rfer(12670)

 Question 451182: Annual profit in thousands of dollars is given by the function, P(x) = 12x - 100, where x is the number of items sold in thousands, x ≥ 10. 1.describe the meaning of the number 12 in the formula Click here to see answer by ewatrrr(10682)

 Question 451233: Demonstrate by determining the slope of "3x + 5y = 19." Click here to see answer by lwsshak3(6522)

 Question 450803: Write an equation in slope-intercept form for each line described. A)Slope= 8 passes through (-7,5) B)Vertical and passes through (-4,-2) Click here to see answer by lwsshak3(6522)

 Question 451297: Write an equation of the line the passes through (-5,8) and (-3,-8) Click here to see answer by jim_thompson5910(28598)

 Question 451296: Write an equation of the line the passes through (-5,8) and (-3,-8) Click here to see answer by jim_thompson5910(28598)

 Question 451320: without graphing, tell weather the lines with equations y=7x-1 and y=7x+3 are parallel, perpendicular, or neither. explain. Click here to see answer by josmiceli(9697)

 Question 451302: Write the equation of the line with the given slope and y-intercept: m=1/4, b=-3/4 Click here to see answer by Alan3354(30993)

 Question 451340: If the line passing through the points (a, 1) and (2, 3) is parallel to the line passing through the points (3, 10) and (a + 2, 1), what is the value of a? Click here to see answer by ankor@dixie-net.com(15661)

 Question 451456: Find the x and y intercepts and one other point of the line 2x-y= -7 Click here to see answer by robertb(4012)

 Question 451522: como determino los valores de k para que el sistema de ecuaciones lineal tenga numero infinito kx+y=4 2x-3y=-12 Click here to see answer by robertb(4012)

 Question 451578: Find the slope of the line. (5,2),(-4,-2) Type an integer or a simplified Click here to see answer by nerdybill(6963)

 Question 451720: How can I determine if two lines are perendicular? Click here to see answer by ewatrrr(10682)
 Question 451720: How can I determine if two lines are perendicular? Click here to see answer by richard1234(5390)

 Question 451749: Find three consecutive integers such that five times the first integer plus twice the second is equal to six times the third. Click here to see answer by ewatrrr(10682)

 Question 450244: I am wondering how do I factor 81x^2-72x+16 Click here to see answer by ewatrrr(10682)

 Question 451943: The units of a certain number is one greater than twice the tens digit. If the digits are reversed, the new number is 36 more than the original number. Find the original number Click here to see answer by jorel1380(2518)

 Question 452065: Write each equation in slop-intercept form. Then identify the slope and the y-intercept for each line. 2x - y = 12 Find an equation of the line that passes through the given point and has the given slope. Express your answer in slope-intercept form. (8,0),m= -3 Click here to see answer by AHBK(13)

 Question 452108: Find the slop and the y-intercept. f(x)=-2-10 The slop is _____? The y-intercept is (0,__) Click here to see answer by Alan3354(30993)

 Question 452130: What is the slope and y-intercept of 9 - 1/4y = 7x Click here to see answer by Gogonati(809)

 Question 452144: Find the slope and the y-intercept of the line. 7x = 5y+40 I'm confused because the other examples don't have the equals sign in this place. So, I'm not sure how to break up the equation. Click here to see answer by ankor@dixie-net.com(15661)

 Question 452147: how do you solve for the problem- 11x+2=20 Click here to see answer by MathLover1(6638)

 Question 452174: if the slope of a line is 1/2 and the y-intercept is -2, what is the linear equation in the slope-intercept form? Click here to see answer by solver91311(16897)

 Question 452233: You pay 50 dollars for a meal which includes tip. You gave a 18% tip. How much was the meal before tip? Click here to see answer by stanbon(57395)

 Question 452133: What is the equation for the line containing given point and parallel to the given line: (5,-4); 4x-3y=8 Please simplify the answer and type in the form y=mx+b using integers or fractions. Click here to see answer by ankor@dixie-net.com(15661)

 Question 452251: I'm 39, back in college and taking Algebra. My least favorite subject. I'm at a 3.96 GPA and I can't figure out this stuff! I can't figure out how exactly to graph out a equation. I have to calculate the slope, x-intercept and y-intercept and label them. y=x+3 Click here to see answer by josmiceli(9697)

 Question 452254: I need help solving x + 2 = 6 I may know the answers on some of these problems but I would like to know how to solve them myself. Click here to see answer by edjones(7569)

 Question 452274: show that 8n cannot end with digit 0 for any natural number n. Click here to see answer by rwm(914)

 Question 452264: a year hence a father will be 5 times as old as hi son.Two years ago,the father was three times as old as his son will be 4 years hence.Find their present ages. Click here to see answer by rwm(914)

 Question 452491: Find the slop, if it exists, of the line containing the pair of points. (5,2) and (10,-2) A. The slop m= _____. (simplify your answer. type an integaer or a fraction.) B. The slope is undefined. Click here to see answer by Love math(28)

 Question 453025: Find the slope and y intercept of: 2x-3y=0 second question is find slope and y intercept for x=-2 Click here to see answer by stanbon(57395)