Respuesta :
x+2x+45=180
Subtract 45 from both sides
180-45=135
x+2x=135
Combine like terms
3x=135
Divide both sides by 3
135/3=45
x=45
Answer:
x=45
Step-by-step explanation:
x+2x+45=180
3x+45=180
3x=135
x=135/3
x=45
Hope it helps.
x+2x+45=180
Subtract 45 from both sides
180-45=135
x+2x=135
Combine like terms
3x=135
Divide both sides by 3
135/3=45
x=45
Answer:
x=45
Step-by-step explanation:
x+2x+45=180
3x+45=180
3x=135
x=135/3
x=45
Hope it helps.