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cos(x-90)
(3/2)*h = 0
120*x
-13 = a/5
2*e^(-0.3*x)
| (3y-5z)(y+z)= | | 22.4=5.6z | | 3v-9v=300 | | 16r^2-6+24r-9= | | -5.5=s+2.7 | | 16r^2=6+24r-9 | | 43+11x=180 | | -x-105=49-8x | | -7n+6=6(1-6n) | | 30=5x-5(2x+3) | | 0.36x+0.28=1 | | X^2+24+c=0 | | 2+4+2x=12 | | -2(4-6m)= | | 6+8+w+5=32 | | 3/2h=0 | | 4(28+3.3)=m | | 12x-30+7x+50=180 | | 7x^2=441 | | 8+2x+4x=20 | | -12=3.1+n | | 12x-20+7x+50=180 | | X^3-4x^2-12x+16=0 | | 3v-2(7v+3)=4v+22 | | y=7-x+k | | (7v-3)(4v^2-2v+5)=0 | | 5x+11=7y-7 | | 60/0 | | 7q-9q= | | 13X+5y=35 | | 4x+42+2x+18=180 | | -15+4x=2x+27 |