Question 59

Solve the following:

10x-5-7x=5x+15-8

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Solution

Given, 10x-5-7x=5x+15-8
$\Rightarrow 10 x - 7 x - 5 x = 5 + 15 - 8 \Rightarrow - 2 x = 12 \Rightarrow \frac{- 2 x}{- 2} = \frac{12}{- 2} ∴ x = - 6$

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Question 59

Solve the following:

10x-5-7x=5x+15-8

7 - 5 x = 5 - 7 x

2 x^{3} - 9 x^{2} + 8, 3 x^{2} - 6 x - 5, 7 x^{3} - 10 x + 1

3 + 2 x - 5 x^{2} - 4 x^{3}

Question 42

State whether the following statement is true (T) or false (F).

If $\frac{15}{8} - 7 x = 9,$ then $- 7 x = 9 + \frac{15}{8} .$

Question 42

State whether the following statement is true (T) or false (F).

If $\frac{15}{8} - 7 x = 9,$ then $- 7 x = 9 + \frac{15}{8} .$

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