ambercx ambercx

03-11-2016
Mathematics

contestada

twelve is added to the product of a number and 5. the result is -3. find the number

Respuesta :

LittleRedMe LittleRedMe

03-11-2016

Work backwards. So instead of adding twelve, you take it away.

-3 - 12 = -15 / 5 = -3

Answer Link

03-11-2016

number unknown = x

solution =

12 + ( 5x ) = - 3
12 + 5x = - 3
5x = - 15
x = - 3

i am a mathematics teacher. if anything to ask please pm me

Answer Link

Otras preguntas

Find the solution of the system of equations. 5x + 10y = -5 -5x - y = 32

Enter your answer, rounded to the nearest tenth, in the box.

State if the three numbers can be the measures of the ustedes of a triangle. 12, 18, 9

h txtxtxtxcttchvyvnyjj

IF LA = LB and LB = LC, then LA = LC. What property has been illustrated? a. Transitive b. Substitutionc. Distributived. Reflexive

Suppose that a certain fortunate person has a net worth of $76.0 billion ($ 7.60×1010 ). If her stock has a good year and gains $3.20 billion ( 3.20×109 ) in va

Find the range of allowable values based on the given information. round to the nearest tenth. 50; can vary by 30%

x + 7y = -3 and y = 7x + 25. Are these parallel, perpendicular, or neither.

A loan of $14,354 was repaid at the end of 16 months. What size repayment check (principal and interest) was written, if a 7.4% annual rate of interest was char

2. When we are in a situation where we have a proportional relationship between two quantities, what information do we need to find an equation?