Math
Solve for both systems 4z+x=43 and 6z + 10x = 226
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Asked by
AnneS2
Last updated by
anonymous
4z+x=43
4z-4z+x=43-4z
x=43-4z
6z + 10x = 226
6z + 10(43-4z) = 226
6z + 10(43) (10)(-4z) = 226
6z +430-40z= 226
430-34z= 226
430-34z-430= 226-430
-34z=-204
-34z/-34=-204/-34
z=6
x=43-4z
x=43-4(6)
x=43-24=19