3 years ago

Choose the correct number sentence that shows how many boys are in the fourth grade?

Mathematics

2 answers:

Tatiana [17]3 years ago

6 0

Answer:

OPTION C

Step-by-step explanation:

78-39=39

so: 39+39=78 (b=39)

so: 39+b= 78

BARSIC [14]3 years ago

4 0

Answer:

Given - 78 students

39 girls

To find - Correct equation represent boys

Solution -

39 + b = 78

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