. Ivan’s father is twice as old as Ivan. In 15 years, Ivan will be two-thirds as old as his father. How old is Ivan’s father?  A. 25 B. 30 C. 35 D. 40 2.What is the solution of the equation 2x + 8 - 4 = -2? A. x = -1 B. x = -2 C. x = -3 D. x = -4

Q: 8. What is the value of X? 3 x-1=x-3

A:

Q: 32. Which two real numbers are solutions to the equation x? – 3x – 28 = 0? x = 7, x = 4 x = -7, x =…

A:

Q: Find all real solutions of the equation (x – 6)² = 25. with x1 < x2 and x2 Enter an integer or…

A:

Q: Solve the following equations. a. -x+1=7 b. 1-x= -11 C. X-7=

A: (a) - x + 1 = 7 So, x = 1 - 7  So, x = - 6

Q: 3. Roma's weekly earnings, E dollars, are given by the equation E = 23R + 34.50, where R is the…

A:

Q: D.V S Sz SOL b1 5xi 1. b2 -1 7. Find value of b1 and b2 1 1)

A: The given table is   To find: b1 and b2.

Q: 6. Tracie is gathering ingredients to make muffins. Tracie's carton of milk has: 3 cup of milk left…

A:

Q: 8.) At the start of the month, the value of an investment was $50.25. In two weeks, the value of the…

A: Given that at the start of month, the value of an investment =50.25 dollars The value of the…

Q: 2x -+4 da. a3 + 4r

A: Given that: The integral ∫2x2 -x + 4x3 + 4x dx .

Q: Consider the following differential equation y" - 4y' + 4y= t et, y (0) = 1, y'(0) = 7

A: y′′−4y′+4y=te2t,y(0)=1,y′(0)=7Let Y(s)=L{y(t)}. Find Y(s).

Q: x+y=-5 X-y=7

A: Given equation are: x+y=-5......(1)x-y=7......(2)

Q: 2. Given the equation 8-2x = -2, find the value of x. А. х3 3 C. X = 5 B. x = -3 D. X = -5 O A

A: We solve for ‘x’

Q: dives 25 feet. She then rises 4 feet, and then dives another 10 feet. Write an expression to…

A: To determine the final depth of the shark, let x represent the depth of the shark. Let the surface…

Q: 4. Solve each equation and check your answer. 3(2x+2) + 4 2х + 4(3- 2х) - 6. a. %3D | 4z + 5 = -3z -…

A:

Q: If a b=2a- 3b+1, what is 3 (-1)? a. 4 b. 10 C. 8 d.-1 b

A: Compare 3*(-1) with a*b, a = 3, b = -1.

Q: Solve the equation dy 2y² – x² 3ry

A: GIVEN equation in this question dydx=(2y2-x2)(3xy)   SOLUTION- as we can see dydxis a homogeneous…

Q: Find -9 + -3 + 3 + 9 + 15...+51. a. 231 b. 384 C. d. 312 385 е. 296

A: We have to find : -9+(-3)+3+9+15....+51 i.e. the sum of the series -9,-3,3,9.......51 Let's assume…

Q: In an AP  if d = -4 , n   = 7 , an=4 , then a is equal to

A: The general form for the nth term of an AP is, an=a+n-1d Here, a is the first term, n is the number…

Q: greater

A:

Q: 3.) What is the value of a² + 3b +c- 2d, when a = 3, b= 8, c =2 and d= 5?

A: We have to solve the problem by just putting the value in the expression.

Q: If x = 5 and 15 + x ÷ y = 25 , what is the value of y?

A: given x=5 15+xy=25

Q: A) Ha: 2 50 B Ha: # + 50 D Ha: # 50

A: Given that  µ = 50 , n = 32

Q: ー49 a+ 22ト7 40 +3)Y-(sin 32) (Cos 2) +e

A:

Q: Given the following equations, find x a. (81)4* = 9 b. (27)2*+1 = c. Se*-1 - 2 = 23

A:

Q: What would be the value of x in 4.2x-5 -32 ? O x=-2 O x = 3 O x= 5 Ox 8

A:

Q: Solve a. ff(-12xy² + 8x³y + 3)dxdy b. ³₁(-12xy² + 8x³y + 3)dxdy

A:

Q: if m=1/3and b=-6, what is the equation?

A: See the attachment

Q: 8. Sadie ran three more than twice Jeff (x). Which expression best represents how far Sadie ran? A.…

A: Given that  Sadie ran three more than twice Jeff  To find the expression

Q: The number of calories in dark chocolate varies directly with the weight of the chocolate. There are…

A: given,       3 ounces of dark chocolate=492 calories

Q: What is the solution to this equation? x- 17 = -5 O A. x 22 O B. x= 12 O C. x= -22 D. x= -12

A: Given x-17=-5x=-5+17x=12

Q: 7) Select an expression that is equivalent to V32 a. 32/3 b. 33/2 8) Simplify: с. 3 d. 31/3 a. 9/4…

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Q: Solve the equation for c. 210 = c(25)²

A: To determine the value of c.