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Simplifying 2x2 + -3x = 90 Reorder the terms: -3x + 2x2 = 90 Solving -3x + 2x2 = 90 Solving for variable 'x'. Reorder the terms: -90 + -3x + 2x2 = 90 + -90 Combine like terms: 90 + -90 = 0 -90 + -3x + 2x2 = 0 Factor a trinomial. (-6 + -1x)(15 + -2x) = 0Subproblem 1
Set the factor '(-6 + -1x)' equal to zero and attempt to solve: Simplifying -6 + -1x = 0 Solving -6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1x = 0 + 6 -1x = 0 + 6 Combine like terms: 0 + 6 = 6 -1x = 6 Divide each side by '-1'. x = -6 Simplifying x = -6Subproblem 2
Set the factor '(15 + -2x)' equal to zero and attempt to solve: Simplifying 15 + -2x = 0 Solving 15 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + -2x = 0 + -15 Combine like terms: 15 + -15 = 0 0 + -2x = 0 + -15 -2x = 0 + -15 Combine like terms: 0 + -15 = -15 -2x = -15 Divide each side by '-2'. x = 7.5 Simplifying x = 7.5Solution
x = {-6, 7.5}
| 9*6+9*2= | | (6*9)+2= | | 6*(9+2)= | | 25x^2-70x=49 | | 4x-8/12x-6 | | 5x^2-26x=63 | | 3n^2-6n= | | 1.5x10^8/3x10^5 | | .625=tanx | | S(t)=t^4-8t^2 | | 4n^2-12n+8= | | k^2-3k+4=0 | | x-(6x+9)= | | 3+3*3-3+3=x | | 49a^2-1/4x^2 | | 3w^2-9w-26=0 | | 4x^2+-9x=10 | | 6(a+2)=-30 | | a/-2=1 | | 2(x-5)+4=x-3+3x-3 | | 6x^2+-3x=2 | | 4x^2(3x-2)=0 | | 8a+2b+2c-a-2b-6c= | | (-6)(x+8)=0 | | 4x+12y-4z=12 | | 3a+2b-c+5a+3c= | | 3x+6y-3z=6 | | https://ua.epic-sam.net/Resource/3861378/Templates/Data/ACT_INDIVIDUAL_RF7J_2/56ec00fa21aa4ce29fad47d5e1c4ffe6.png | | 1/4x=3/8=9 | | Tanx=4/15 | | 4x^3/28x^3 | | -x=2/9 |
