3 more than b

Q: What is half the difference of 18 and y?

A: Recall: Difference of two numbers 'x' and 'y' is x-y. Let 'x' be any number , then half the number…

Q: Alex plans to have a few slices of pizza as her lunch. There are 2 sizes of pizza by the slice. The…

A:

Q: x+2S 3x 16 R. 40

A:

Q: Emily has taken 4 tests so for in her English class. Her scores so for are 84, 73, 91 and 65. She…

A:

Q: Danny has 2/3 as many toy cars as Jack. They have a total of 75 toy cars. How many toy cars does…

A:

Q: Lily and Tom are back at the pizza place. This time, they each get half a pizza. Lily eats 1/3 of…

A:

Q: Mark spent 3/8 of his money on 3 pens and 4 sharpeners. A sharpener costs 3/4 as much as a pen. What…

A: Given: Let's take the total money as x, pens as p and sharpeners as s. Money spent on 3 pens and 4…

Q: You visit an animal shelter for 1(3)/(4) hours. You spend an equal amount of time with each of 7…

A: You visit an animal shelter for 1(3) / (4) hours. You spend an equal amount of time with each of 7…

Q: The sum of -18 and v-72 is

A: Given : To determine the sum of -18 and -72

Q: b) 120x2 – 240x - 200 = 160

A:

Q: 40 2r+ 2 3x-7

A: Given : ∆RST~∆YSZ

Q: A physiotherapist purchased 14 rolls of resistance bands and 18 therapy balls for a total cost of…

A:

Q: Tom and Mark had an equal number of chocolates. Tom gives 1/5 of her chocolates to Mark. Mark has 12…

A: Explained below

Q: There are m male students in the Business Maths class. This is 35 more than four times the number of…

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Q: Mark had x number of beads. John had 5 beads more than Mark. John had 4 beads more than San. What…

A:

Q: Teresa has been saving dimes and nickels. She has three times as many nickels as dimes and she has…

A:

Q: Suppose the value of a car V is related to the number of years since its purchase by the formula V =…

A: Here the value of car  is given V = 25000-2100n After 5 year then n = 5

Q: A volunteer group picked up 3 times as many plastic bottles as cans in their commu- nity. The number…

A: You need to understand the statements of the question properly then solve them.

Q: n instructor counts the final grade three times as much as regular tests and each quiz 1⁄2 as much…

A: Regular test numbers 65, 72, 86, 98, 80. Average regular test grade = (65+72+ 86+98+80)/5 = 80.2…

Q: Twelve less than the product of eight and a number is fifty

A: Solution :   Let  x  be  a number

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.