2018年6月19日 · Thank you if you can solve it! Geometry. 1 Answer

2018年3月30日 · x = 3 and y =-10 Rearrange the first equation to get: y = 11 - 7x Substitute this into the second equation: 3x + 2(11 - 7x) = -11 Expand the bracket: 3x + 22 - 14x = -11 22 - …

2015年11月17日 · This equation has one solution x=5 First we have to find the domain of this equation. Since log functions are only defined for positive real numbers we have to solve …

2017年3月19日 · {x<=-3" or "x>=1/7} "The expression of |10+7x| may be positive or negative" "if negative : " -(10+7x)>=11 -10-7x>=11 -7x>=11+10 -7x>=21 -x>=21/7 -x>=3 x<=-7 "if ...

2015年7月24日 · One way of doing this is to express #(x^2+7x+11)/(x+5)# into partial fractions.. Like this : #f(x)=(x^2+7x+11)/(x+5) color(red)= (x^2+7x +10-10+11)/(x+5) color(red ...

2017年2月11日 · First, add #color(red)(11)# and subtract #color(blue)(7x)# from each side of the inequality to isolate the #x# term while keeping the inequality balanced:

2015年8月28日 · color(red)((–7x–11)(19x–14) = -133x^2 - 111x + 154) "FOIL" stands for "F"irst, "O"uter, "I"nner, "L"ast. Your expression is (–7x–11)(19x–14). So you take each product in turn …

2017年7月22日 · See a solution process below: First, write this problem in algebraic form as: (2x^2 - 11) - (7x - 9) Next, remove all of the terms from parenthesis. Be careful to handle the …

2016年11月4日 · The slope = -7 y= -7x +11 If you have the equation of a straight line given in this form, you immediately know both the slope and the y-intercept. y= mx +c is known as the …

2018年3月4日 · How do you solve #3x+11=7x-5#? Algebra Linear Equations Equations with Variables on Both Sides. 1 Answer