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Simplifying cos(2x) + -1cos(6x) = sin(2x) Remove parenthesis around (2x) cos * 2x + -1cos(6x) = sin(2x) Reorder the terms for easier multiplication: 2cos * x + -1cos(6x) = sin(2x) Multiply cos * x 2cosx + -1cos(6x) = sin(2x) Remove parenthesis around (6x) 2cosx + -1cos * 6x = sin(2x) Reorder the terms for easier multiplication: 2cosx + -1 * 6cos * x = sin(2x) Multiply -1 * 6 2cosx + -6cos * x = sin(2x) Multiply cos * x 2cosx + -6cosx = sin(2x) Combine like terms: 2cosx + -6cosx = -4cosx -4cosx = sin(2x) Remove parenthesis around (2x) -4cosx = ins * 2x Reorder the terms for easier multiplication: -4cosx = 2ins * x Multiply ins * x -4cosx = 2insx Solving -4cosx = 2insx Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Divide each side by '-4osx'. c = -0.5ino-1 Simplifying c = -0.5ino-1
| 4(x+5)+1=4x+16 | | (2vt)2= | | (8y^4+4y)-(-4y^4-9y+9)= | | -15x+3y=-12 | | 15=c+11.2 | | 14-(2m+8)=1 | | 9+5a=29 | | f(x)=2x-9/16 | | 5x-27/2x=0 | | 1/2x-6=-1 | | y=-3x^2-4x-5 | | 6x+12-5x= | | 2/3:3/4 | | -4j+64=-16 | | x^2+2x+6=4 | | 6+3t=0 | | Cos(x)+3x=2 | | 12n+8=3 | | -72+14x=180 | | x+x-8+4x=136 | | y=-1.569ln(x)+45.19 | | 2g=6+26 | | x^3+2x^2+6x+27=0 | | -6-7(8x-4)=(-7-9x)-(x-9) | | (2a-10)(a+3)=0 | | x^2(x+2)+6x+27=0 | | 266=(75)(w) | | -5x^2-12x=0 | | 10s-3=4s+27 | | Ax+2y-5= | | (3m+4n)+(-2m+3n)= | | *3/7=54/49 |