Guys help asap i have to submit in 1hr i will mark you as the brainliest QUESTION 1

Identify in the given expressions, terms which are not constants. Give their numerical coefficients.
(i) 5x – 3
(ii) 11 – 2y2
(iii) 2x – 1
(iv) 4x2y + 3xy2 – 5

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5 points

QUESTION 2

Simplify combining the like terms:
(i) a – (a – b) – b – (b – a)
(ii) x2 – 3x + y2 – x – 2y2

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5 points

QUESTION 3

From the sum of 2x2 + 3xy – 5 and 7 + 2xy – x2 subtract 3xy + x2 – 2.

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QUESTION 4

Solve each of the following equations and check your answers:

i) x – 3 = 5

ii) (4/5) – x = (3/5)

iii) 3 (x + 2) – 2 (x – 1) = 7

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5 points

QUESTION 5

i) 6(3 x + 2) − 5(6x − 1) = 3(x − 8) − 5(7x − 6) + 9x

ii) The fifth part of a number when increased by 5 equals its fourth part decreased by 5. Find the number.

iii) Find two consecutive positive even integers whose sum is 90.