IQ testsarah22 (25)in #iq • 7 years ago (edited)Happy Hump Day! 5 a day keeps the doctors away! Who can solve this one? 😄🤘😎🎖Like if you got it 👍 #puzzle #math #quiz #iqtest
3x=9
x+2y=5
y+2z=15
z+y+z=?
x=9/3=3
3+2y=5 \\\2y=2\\\y=1
1+2z=15\\\2z=14\\\z=7
x+y+z=1+3+7=11.
Perfect