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Subjects>Math>Math & Arithmetic

7x plus 7 equals 28 x equals?

Updated: 12/13/2022

Wiki User

∙ 14y ago

Best Answer

7x+7=28x

28x-7x=7

21x=7

x=3

Wiki User

∙ 14y ago

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What are the steps for 7x plus 8 equals 36?

7x + 8 = 36 - 8 = - 8 -------------- 7x = 28 7x/7 = 28/7 x = 4

What mistake was made in this equation 3x plus 7 equals -4x plus 28 -x plus 7 equals 28 -x equals 21 x equals -21?

3x + 7 = -4x + 28 implies 7x + 7 = 28

If 7x plus 8 equals 36 what is x?

7x + 8 = 36 Therefore, 7x = 28 x = 28/7 x = 4

What is the solution for 7x plus 5-14 equals 28?

7x+5-14 = 28 7x = 28+14-5 7x = 37 x = 37/7 = 5.'285714' recurring

12x-28 equals -63 plus 7x?

12x - 28 = 7x - 63Subtract 7x from each side:5x - 28 = -63Add 28 to each side:5x = -35Divide each side by 5:x = -7

Related questions

What are the steps for 7x plus 8 equals 36?

7x + 8 = 36 - 8 = - 8 -------------- 7x = 28 7x/7 = 28/7 x = 4

What mistake was made in this equation 3x plus 7 equals -4x plus 28 -x plus 7 equals 28 -x equals 21 x equals -21?

3x + 7 = -4x + 28 implies 7x + 7 = 28

If 7x plus 8 equals 36 what is x?

7x + 8 = 36 Therefore, 7x = 28 x = 28/7 x = 4

What is the solution for 7x plus 5-14 equals 28?

7x+5-14 = 28 7x = 28+14-5 7x = 37 x = 37/7 = 5.'285714' recurring

3x-7 plus 4x equals 28?

3x - 7 + 4x = 28 7x - 7 = 28 I added 4x and 3x to get 7x 7x = 35 I subtracted 7 from both sides x = 5 I divided by 7 on both sides

12x-28 equals -63 plus 7x?

12x - 28 = 7x - 63Subtract 7x from each side:5x - 28 = -63Add 28 to each side:5x = -35Divide each side by 5:x = -7

What is -3 7x plus 7?

The answer to the math problem -3 7x plus 7 is x equals 1/3.

What are the steps for 7x plus 29 equals 36?

7x + 29 = 36 7x + 29 - 29 = 36 - 29 7x = 7 7x/7 = 7/7 x = 1

What is 4x minus 7 equals 5 plus 7x?

4x - 7 = 5 + 7x x = -4

What is 8x plus 7 equals 7x plus 8?

x=1

What is the factor of 7x plus 28?

7(x + 4)

How do you work out the problem -9 plus 7x equals -37?

simple. Set out the problem clearly: -9 + 7x = -37. Move the singular number over the equals sign, which makes itself opposite, in this case, the 9 is negative, and when moved over the equals sign, becomes positive. 7x= -37+9 7x= -28 x= -28/7 x = -4

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