harleyandersne
harleyandersne harleyandersne
  • 16-09-2021
  • Mathematics
contestada

what is the answer and can someone explain this

what is the answer and can someone explain this class=

Respuesta :

lilsweetpea777
lilsweetpea777 lilsweetpea777
  • 16-09-2021

Answer:

z=15

<A=168

<B=12

Step-by-step explanation:

supplementary means two angles that equal 180

so we can set up an equation like this, (10z+18)+(5z-63)=180

calculate to find z

z=15

then to find the angles put 15 into the equations where z is.

10(15)+18=168

5(15)-63=12

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