The equation of a line is y = 2x + 3. What's the slope of the line? A. 2 B. 3 C. 5 D. 7 相关知识点: 试题来源: 解析 A。本题考查直线方程的斜率。在 y = kx + b 中,k 就是斜率,所以本题斜率是 2,答案是 A。B 选项是常数项不是斜率;C 选项和 D 选项都不是该直线...
Which of the following is an equation of a line whose slopes is twice the slope of the line whose equation is 2x−y=3( ).A.4x−y=3B.2x−2y=3C.4x−2y=6D.2x−2y=6 答案 ARewrite 2x−y=3 as y=2x−3, Its slope is 2, Rewrite each choice in the form y=mx+b, Cho...
Find the Equation with a Point and Slope 7/3 , (4,-7) , 相关知识点: 试题来源: 解析 Find the value of using the formula for the equation of a line.Now that the values of (slope) and (y-intercept) are known, substitute them into to find the equation of the line....
1. Write the slope-intercept form of the equation of each line.2 a.-10气14 b.~11042. Write the point-slope form of the equation of the line through the given points.a)through: (-5,-5) and (1,-3)b) through: (4,3) and (1,2) 相关知识点: 试题来源: 解析 1 2.a) 1...
百度试题 结果1 题目If the equation of a line is y = 2x + 3, what is the slope of the line? A. 2 B. 3 C. 5 D. 7 相关知识点: 试题来源: 解析 A。直线方程 y = kx + b 中,k 为斜率,所以此直线斜率为 2。反馈 收藏
百度试题 结果1 题目When you are asked to "write an equation of a line," you have 2 options:The slope of the line is 2/3 and the line passesthrough (-1, 4). 相关知识点: 试题来源: 解析 y=2/3x+14/3 反馈 收藏
百度试题 结果1 题目What is the equation of a line with a slope of 2 and a y-intercept of -3? A. y = 2x - 3 B. y = -2x + 3 C. y = 2x + 3 D. y = -2x - 3 相关知识点: 试题来源: 解析 A 二、填空题 反馈 收藏 ...
百度试题 结果1 题目29. The slope of the line with the equation y =-7x + 3 is (e)a)3d) -3/7b)7e)c) -1/7 相关知识点: 试题来源: 解析 (e) 反馈 收藏
What is a point-slope equation of the line with slope -12 that goes through the point (5,3)? ( ) A. y-3=-12(x-5) B. y+3=12(x+5) C. y+3=-12(x+5) D. y-3=12(x-5) 相关知识点: 试题来源: 解析 A 反馈 收藏
百度试题 结果1 题目 What is the slope of a line perpendienlar to the lice whose equation is 2y= 12Fully reduce your answer. 相关知识点: 试题来源: 解析 ein (m')=(-1)/m 反馈 收藏