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Mathematics, 19.11.2020 01:20 destinywashere101

Solve. 3
b=-a
4
a + b = 21
a = 375
a = 20
b = 11
a = 12
b = 9
a = 20
b = 15
b = -16
167

Solve.

3
b=-a
4
a + b = 21
a = 375
a = 20
b = 11
a = 12
b = 9
a = 20
b = 15
b = -16
167

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Answers: 3

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Solve. 3
b=-a
4
a + b = 21
a = 375
a = 20
b = 11
a = 12

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