z kazdego z ponizszysz wzorów wyznacz Xa)ax=cx+2 b)2x=ax-4 c)8x=bx+y d)y=ax-17
a)
ax=cx+2
ax-cx=2
x(a-c)=2
x=2/(a-c)
b)
2x=ax-4
2x-ax=-4
x(2-a)=-4
x=-4/(2-a)
c)
8x=bx+y
8x-bx=y
x(8-b)=y
x=y/(8-b)
d)
y=ax-17
ax-17=y
ax=y+17
x=(y+17)/a
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a)
ax=cx+2
ax-cx=2
x(a-c)=2
x=2/(a-c)
b)
2x=ax-4
2x-ax=-4
x(2-a)=-4
x=-4/(2-a)
c)
8x=bx+y
8x-bx=y
x(8-b)=y
x=y/(8-b)
d)
y=ax-17
ax-17=y
ax=y+17
x=(y+17)/a