Math formula written on blackboard by young female teacher or student.
Palabras clave
student,
teacher,
write,
writing,
mathematic,
algebra,
formula,
blackboard,
instructing,
teaching,
education,
teenage,
woman,
girl,
background,
concept,
school,
class,
classroom,
exam,
stressed,
stress,
desperate,
anxious,
problem,
chalk,
anxiety,
authentic,
secondary,
1,
half face,
real people,
science,
challenge,
young person,
college,
pressure,
panic,
high school,
sorrowful,
candid
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