mvyangjr08 mvyangjr08

29-04-2021
Mathematics

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Using Angle Relationships to Solve Equations

Using Angle Relationships to Solve Equations class=

Respuesta :

armraj101206 armraj101206

29-04-2021

Answer:

8. x=19

9. 42

10. 23

Step-by-step explanation:

8.

x+x+4+3x-9 =90

5x-5=90

x= 19

9.

x=19

x+4= 23

19+23=42

10.

x+4=23

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