HW #9 Transalting Expression, Equations, Inequalities

“the sum of a number and 4.”

Use "x" for a number

Mathematical Equivalence

ON

“the quotient of a number and -2.”

Use "x" for a number

Mathematical Equivalence

ON

“the product of a number and 5.”

Use "x" for a number

Mathematical Equivalence

ON

“the difference of a number and 7.”

Use "x" for a number

Mathematical Equivalence

ON

“a number squared increased by 1”

Use "x" for a number

Mathematical Equivalence

ON

“three less than twice a number”

Use "x" for a number

Mathematical Equivalence

ON

“twice a number divided by 6 is 42.”

Use "x" for a number

Mathematical Equivalence

ON

“four times the difference of a number and 7 is 32”

Use "x" for a number

Mathematical Equivalence

ON

Answer explanation

"times the difference" means you should use parenthese!

Answer is 4 (x-7) = 32

“two times the sum of number and 5 is 20”

Use "x" for a number

Mathematical Equivalence

ON

Answer explanation

"Times the sum" means use parenthesis!

2 (x+5) = 20 is the answer!!!

“one-third of a number is 12 less than the number itself”

Use "x" for a number

Mathematical Equivalence

ON

Answer explanation

"is separates the two expressions with an equal sign!