Question

solve this equation 45+2x+x+15=180°​

Answer 1

Answer:

45+2x+x+15=180

x=40

Step-by-step explanation:

3x=180-45–15

3x=120

x=120/3

x=40

Answer 2

${ \huge {\boxed {\boxed {\star\: \red{Answer}\: \star}}}}$

$45 + 2x + x + 15 + 180 \\ \\ 3x + 60 = 180 \\ \\ 3x = 180 - 60 \\ \\ 3x = 120 \\ \\ x = \frac{120}{3} \\ \\ x = 40$

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