1) 12
2) 25
Explicación paso a paso:
1) x + 2x = 36
3x = 36
x = 12
2) 65 + x = 90
x = 90 - 65
x = 25
Busc
x = 20°
4x + x - 10 = 90°
5x - 10 = 90°
5x = 90° + 10
5x = 100°
x = 100°
-------
5
Comprobación
4 ( 20° ) = 80°
( 20° ) - 10 = 10°
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Verified answer
1) 12
2) 25
Explicación paso a paso:
1) x + 2x = 36
3x = 36
x = 12
2) 65 + x = 90
x = 90 - 65
x = 25
Explicación paso a paso:
Busc
x = 20°
Explicación paso a paso:
4x + x - 10 = 90°
5x - 10 = 90°
5x = 90° + 10
5x = 100°
x = 100°
-------
5
x = 20°
Comprobación
4 ( 20° ) = 80°
( 20° ) - 10 = 10°