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8x + 15 = 7 so 8x = 7 - 15: x = -1

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15y ago

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Related Questions

Eight less than three times a number is greater than fifteen in number form?

3x-8>15


What's 813 7?

Eight-hundred and thirteen times seven equals fifteen thousand, six hundred and ninety-one.


How do you write algebraic expression seven less than a number?

The real answer is n-7


Which of the following best describes the algebraic expression 15x plus 8?

The sum of fifteen times a number and eight.


How can you change seven times eight to make it a true number sentence?

Include the result of of the multiplication to produce the sentence, "Seven times eight equals fifty six."


What is eight times a number plus seven?

We'll use "n" to represent "number." First, "eight times a number" means the number is multiplied by eight. 8n Then, seven is added to 8n. 8n + 7 Also, you can display it like this if it helps: (8 x n) + 7


Fifteen more than the square of a number is eight times the number?

I don't know if you want this translated or solved. x^2+15=8x


What is Forty eight decreased by a number is the same as the difference of four times the number and seven?

Eleven


What is seven times a number added to the sum of a number and eight?

N = the number It's [ 7N + (N+8) ]


How is eight tenths times fifteen twelve?

To calculate eight tenths times fifteen twelve, first convert the fractions: eight tenths is ( \frac{8}{10} ) or ( \frac{4}{5} ), and fifteen twelve is ( \frac{15}{12} ). Multiply the two fractions: [ \frac{4}{5} \times \frac{15}{12} = \frac{4 \times 15}{5 \times 12} = \frac{60}{60} = 1. ] Thus, eight tenths times fifteen twelve equals 1.


Is fifteen a factor of one-hundred and five?

Yes; fifteen times seven is one hundred and five.


What is The sum of eight times a number and 1 is equal to seven times the number.?

Let the number be x and so if 8x +1 = 7x then x = -1