Solve the following system of equations using elimination.
- 8x + 5y = 9
-9x - 4y = -38...
Mathematics, 21.01.2021 01:00 bangbrokevo5685
Solve the following system of equations using elimination.
- 8x + 5y = 9
-9x - 4y = -38
Answers: 3
Mathematics, 21.06.2019 23:20
1. β 1 is complementary to β 2 and β 3 is complementary to β 2. subtraction property of equality 2. mβ 1 + mβ 2 = 90 and mβ 3 + mβ 2 = 90 substitution 3. mβ 1 + mβ 2 = mβ 3 + mβ 2 definition of complementary 4. mβ 1 = mβ 3 given
Answers: 3
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