Mathematics, 18.12.2020 22:50 andrewsocold
ALGEBRA
1. 5n + 34 = -2(1 - 7n) 2. 2(4x-3)=2(6+x)
4=n x=6
3. 3n β 5 = β8(6 + 5n) 4. -7(x - 6) = -6(x - 6)
n=-1 x=0
5. 2(-3a + 5) = -4(a + 4) 6. 4(2x - 3) = 5(3 + x)
7. -5(1 - 5x) = -5(-8x - 2)
Answers: 3
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Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35
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ALGEBRA
1. 5n + 34 = -2(1 - 7n) 2. 2(4x-3)=2(6+x)
4=n x=6
3. 3n β 5 = β8(6 + 5n)...
4=n x=6
3. 3n β 5 = β8(6 + 5n)...
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