Hermoso estudiante universitario resolviendo un problema de matemáticas durante la clase de matemáticas frente a la pizarra / pizarra (imagen tonificada en color ) - Foto e imagen de stock

Handsome college student solving a math problem during math class in front of the blackboard- chalkboard (color toned image)

Handsome college student solving a math problem during math class in front of the blackboard/chalkboard (color toned image)

Handsome college student solving a math problem during math class in front of the blackboard/chalkboard (color toned image)

Handsome college student solving a math problem during math class in front of the blackboard/chalkboard (color toned image)

Handsome college student solving a math problem during math class in front of the blackboard/chalkboard (color toned image)

Handsome college student solving a math problem during math class in front of the blackboard/chalkboard (color toned image)

Handsome college student solving a math problem during math class in front of the blackboard/chalkboard (color toned image)

Pretty young college student by the chalkboard/blackboard during a math class (color toned image)

Young female college student in front of a whiteboard during a math class

Pretty, young college student writing on the chalkboard/blackboard during a math class (color toned image)

Students in a classroom - handsome student solving a math problem on a blackboard during math class

Young, handsome male college student sitting in a classroom full of students during class (color toned image; shallow DOF)

Pretty young elementary school/college teacher writing on the chalkboard/blackboard during a math class (color toned image; shallow DOF)

Pretty young college student/young teacher writing on the chalkboard/blackboard during a math class (color toned image)