Apr 11, 2017 · See the entire solution process below: Step 1) Subtract color(red)(30) from each side of the equation to isolate the x term while keeping the equation balanced: 4x + 30 - …

May 10, 2017 · Combine the x-terms and isolate x to solve. x+1/4x=30 Since x can be written as 4/4x: 4/4x+1/4x=30 5/4x=30 Now we can multiply both sides by 4 and divide both sides by 5: …

Sep 5, 2016 · #2x^2+ 4x -30 =0# #x^2 +2x -15 = 0# Try to factor before we use loner methods of the quadratic formula or completing the square. Find factors of 15 which subtract (because of …

Jan 18, 2016 · y=2(x+1)^2-32 The vertex form y=a(x-h)^2+k where (h,k) is the vertex. Our question y=2x^2+4x-30 We got different approaches for getting to the vertex form. One is to …

Apr 11, 2018 · x = 10 1. we have to find, when the absolute value (ABS) is more than zero and when less zero point for this ABS is x=-30 2. then we will solve this problem for 2 intervals, …

Oct 3, 2015 · Refer to explanation What you got is called inequality .You need to find the values of variable x that make the inequality true. Hence 4x-30 > -3x+12 Move -30 to other side and …

May 10, 2016 · 3 and -5 y = -2(x^2 + 2x - 15) = 0 Solve the quadratic equation in parentheses. Find 2 numbers knowing sum (-b = -2) and product (c = -15).

Jan 10, 2016 · y = 2(x - 3)(x + 5) I use the new AC Method to factor trinomials (Socratic Search). y = 2x^2 + 4x - 30 = 2(x + p)(x + q) (1) Converted trinomial: y' = x^2 + 4x - 60 = (x + p')(x + q') p' …

Aug 14, 2017 · There are two variables and only one equation. With only one equation there are an infinite number of points that would fall on the line. The equation can be simplified and put …

Feb 4, 2016 · Given: #color(white)("XXX")-2x^2-4x+30=0# Before completing the square, simplify by dividing everything (on both sides) by #(-2)#