9-12 - Solution? Determine whether the given value is a solu- tion of the equation. 9. 4x +7 = 9x – 3 (a) x = -2 (b) x = 2 10. 1- [2 – (3 – x)] = 4x – (6 + x) (a) x = 2 (b) x = 4 11. 12. = x - 8 6 x - 4 (a) x = 2 (b) x = 4 (a) x= 4 (b) x = 8

Q: X= 5.2 5(-7)-2(x-18)-(x+4)

A: Given expression is 5(-7)-2(x-18)-(x+4).And the given value of x is 5.2.

Q: 3(x + 5) = 18

A:

Q: 2x /x + 3  −  4x /x − 3

A: Solution :-

Q: Solve y' = y'x.

A: solve y'=y2x3

Q: 4x= o +4 X+1'

A:

Q: T 2 2. S 8xdx 4 2 0x -8x +32

A:

Q: 2/5 + 2/x = 3/x  -4

A: Given equation is

Q: 2x + 2y = 16 4x - 2y = 8 ||

A: The objective of the question is to find the values of x and y that satisfy both equations…

Q: -1/2(6p+16)=7

A: -1/2(6p+16)=7

Q: 6-2X 2X +6 -3

A:

Q: x/2+x/5=5/4

A: Given,

Q: s 2 7x² + 15x + 22 (x-3)(x² + 4x+5) dx

A:

Q: x + 5 / 10 = 1/5 + x - 2 / 6

A:

Q: (-x - 3) + (3x + 8)

A: Here we have to solve the given expression.

Q: 1/3(12x-6)=4x-9

A: the given expression is 1312x-6=4x-9.

Q: X=34-3 X=2-2y (-3,0) 12,07 y = 2X-4 -4 49-3

A:

Q: 7 x2 dx + 4x + 20 13

A:

Q: simplify 48. (x + 1)(2x² – x + 1) 50. (1 + 2x)(x² – 3x + 1)

A: Given :48. x+1 2x3-x+1To simplify the given expression .

Q: メ- 2 」 2x3+ 8X ?- 6メ+10

A: topic - division of polynomials

Q: 5/4(x+8)+1/4x=-9

A: here we have to solve ,  -54(x+8)+14x=-9

Q: simplify (5/6 g- 7/8 h) + (4/9g+7/12h-5)

A: Given, 56g- 78h + 49g+712h-5

Q: 4x- 4 H. x + 1 3x

A: We Know that, Tangent drawn from an external point to a circle are equal in length. Here, JF= 4x-4…

Q: 25 25y" + 20y + 4y = 0

A: we have to solve the given differential equation.

Q: Write each expression in the form 2 or 3 for a suitable constant k. 2x () - 3x 1 (b) 81 x/2 (a) 8…

A: We will use algebraic property of power And write that in 2^(kx) or 3^(kx) form

Q: 5x-1 x²-3x+2 add rational expressions + 3 X-2

A:

Q: x-2.5)⁴ + ( x- 1.5)⁴ = 1 in Real Numbers

A:

Q: y = 1/2x + 5

A:

Q: 6x(x-7)=0 what does x equal?

A: This question can be solved by applying the concept that if a.b.c=0 then a=0 or b=0 or c=0. Once you…

Q: 3x /5• (5/x - 5/2x)

A: Given function:

Q: 9-x 10. Find the quotient of 3 х and ++2. State any restrictions on the variable. 3x

A: We can write 9-x2 as 32 - x2. Then we can simplify it and divide it by 3x. More steps are given in…

Q: (4x+2)0 L. 300 (8+6xP

A:

Q: x(x - 2) = 9

A:

Q: sx2-9x-6 dx x3-2x2- 4xt8

A:

Q: (7x + 9)" 16

A:

Q: Y + 7 = 4/3 (x -4)

A: We have to find the slope of the given line also graph the line in coordinate planes.

Q: 2y = x + 1 -2x - y = 7

A:

Q: (15x - 8) 226

A: Given,