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Simplifying 3x + 4x + -20 = 50 Reorder the terms: -20 + 3x + 4x = 50 Combine like terms: 3x + 4x = 7x -20 + 7x = 50 Solving -20 + 7x = 50 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + 7x = 50 + 20 Combine like terms: -20 + 20 = 0 0 + 7x = 50 + 20 7x = 50 + 20 Combine like terms: 50 + 20 = 70 7x = 70 Divide each side by '7'. x = 10 Simplifying x = 10
| f(x)=2x^2+8x+10 | | tan(2x)=3.2 | | 8w=2/5 | | 9-3x=-3y | | 24x-22=4(1-6x) | | 13=2u-13 | | 8x-4+9x=7x+8 | | 53=5v+8 | | P=3.5l | | 4/5a=40 | | 6y=4y+10 | | -5(-2x-5)=-5x-2 | | 1.86g-12=0.09 | | 7x-8=6x-2 | | 37-5(x+3)=8x | | 3xy-12x-32+8y= | | -126=1 | | 1.86-12=0.09 | | 4-4y+3y=1 | | 8(10x+11)=488 | | 3(2x-1)-12=-2(5x+3)+39 | | -17x=.204 | | 29w^3+(-21w^3)= | | 0=x^4+4x^3-11x^2-26x-12 | | -9X^2-3x-4=0 | | 9/10y=3/5 | | 3/4b=27 | | 4=3x+16 | | 3x^3+5x^2-2x=0 | | (7y)+(6x)=200 | | 4x+5=5-3x | | (4x+5)(x-2)+(x-5)(x-5)= |