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Simplifying 3sin2(3x) + -7cos(3x) + -5 = 0 Remove parenthesis around (3x) 3in2s * 3x + -7cos(3x) + -5 = 0 Reorder the terms for easier multiplication: 3 * 3in2s * x + -7cos(3x) + -5 = 0 Multiply 3 * 3 9in2s * x + -7cos(3x) + -5 = 0 Multiply in2s * x 9in2sx + -7cos(3x) + -5 = 0 Remove parenthesis around (3x) 9in2sx + -7cos * 3x + -5 = 0 Reorder the terms for easier multiplication: 9in2sx + -7 * 3cos * x + -5 = 0 Multiply -7 * 3 9in2sx + -21cos * x + -5 = 0 Multiply cos * x 9in2sx + -21cosx + -5 = 0 Reorder the terms: -5 + -21cosx + 9in2sx = 0 Solving -5 + -21cosx + 9in2sx = 0 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '5' to each side of the equation. -5 + -21cosx + 5 + 9in2sx = 0 + 5 Reorder the terms: -5 + 5 + -21cosx + 9in2sx = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -21cosx + 9in2sx = 0 + 5 -21cosx + 9in2sx = 0 + 5 Combine like terms: 0 + 5 = 5 -21cosx + 9in2sx = 5 Add '-9in2sx' to each side of the equation. -21cosx + 9in2sx + -9in2sx = 5 + -9in2sx Combine like terms: 9in2sx + -9in2sx = 0 -21cosx + 0 = 5 + -9in2sx -21cosx = 5 + -9in2sx Divide each side by '-21osx'. c = -0.2380952381o-1s-1x-1 + 0.4285714286in2o-1 Simplifying c = -0.2380952381o-1s-1x-1 + 0.4285714286in2o-1 Reorder the terms: c = 0.4285714286in2o-1 + -0.2380952381o-1s-1x-1
| G=3x+6 | | 3*6=k*9 | | -116+9x=x+44 | | 30.5-9b=55.104+3.2b | | 2.5t=t+45 | | 6a+6=-3+6a-3a | | 6x-5=16+3x | | 10x-8y=-3 | | 2(x-1)+7=4x-3 | | lx-3l+1=7 | | 9n=15+4n | | -10x-130=125+7x | | (c^3-c^2+2c)-(-3c^3-c^2-4c)= | | x-125=83+9x | | (160)x+(144)y+(180)z=5840 | | X+x+126=180 | | 5-17=zover-7 | | 2x+6y=114 | | -x-68=112+5x | | 8=32.8c | | 8x+11=8x-19 | | (2y-2)=6y-2 | | -153-6x=67+5x | | 8=32.8 | | 2x-62=-8x+138 | | 32.8=8 | | -32+11x=28+9x | | -4x+3y=38 | | -9-7=4x+5-3x | | 3t-6=51 | | 0x+3=8 | | .25x-4=.75x+2 |