1.(p+3p)/q²=4p/q²
2.(a+с)/(a+b)
3.(a+с)/abс
4.(9b²с+10a²д)12a³b³
5.(8x²-2y+5[)/12x²y²
6.(a³с²+b³a²+b²с²)/a²b²с²=a²b²с²(a+b+с)/a²b²с²=a+b+с
2m-2n=-3
-2m-(-3)n=0
2m-2n=-3
<span>-2m+3n=0
</span>
n=-3
2m-2*(-3)=-3
2m+6=-3
2m=-9
m=-4.5
5a-4ab=4a(a-b)
4m^3+10m^6=4m^3(1+6)
а⁸b² 4a⁵b³ a⁸b² 2⁴c⁸ 16a⁸b²c⁸
---------- : ------------- = --------- · ------------ = - --------------- =
(-ac)³ (-2c²)⁴ -a³c³ 4a⁵b³ 4a⁸b³c³
4c⁵
= - 4a⁸⁻⁸b²⁻³c⁸⁻³ = -4a⁰b⁻¹c⁵ = - ---------
b
5.
3 (2-3y)+5y=2y-6
6-9y+5y=2y-6
6-4y=2y-6
-4y-2y=-6-6
-6y=-12
y=2