If x equals 3 What is is 2x-7 plus 14?
Use pure substitution and work out:
(2 x 3) - 7 +14 =6 - 7 +14= -1 +14= 13
What is the sum of x to the 8 times y to the 7th power squared?
(x8y7)2 = x16y14
(x8y7)2 = x16y14
(x8y7)2 = x16y14
(x8y7)2 = x16y14
How do you solve this trinomial 56w2 plus 17w 3?
The question contains only an incomplete expression, not an equation (or inequality). There is, therefore, nothing that can be solved.
What points equal y equals 5x?
y = 5x is the equation of a line. Subtitute any value for "x", then calculate the corresponding value of "y", which in this case is simply the value of "x" multipled by 5.
What is the first step in solving the equation -48 -16 equals 20?
-48 -16 = 20
First add -48 and -16, which = -64, which indicates that this is not an equation, because both sides are not equal. -64 ≠20
How do solve for m Y equals mx plus 6?
Y = mX + 6
Y - 6 = mX
(Y - 6)/X = m
==============If you had values you could get the integer that is m
What is the value of x in the problem 1206 equals 979.68 x?
1206 = 979.68x
Hence x = 1206/979.68 = 1.23101
How factor -2x plus 12x plus 28?
-2x+12x+28=
10x+28 ;Combining like factors
2(5x+14) ; Factor out a two from both of them
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
its still 3x+x2
to add you must have same variable you would only be able to multiply these numbers to get 3x3 but they cannot be added
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What can you change to keep a log at the same level if mass is added to the log?
Move the log so that it is resting on a solid surface!
How do you solve the equation y plus 3 equals 5x?
You need another equation to make this a linear equation so you can solve for both variables. One equation with two variables is not enough to determine the correct answer.
How would you convert 20 square inches to square feet?
144 square inches = 1 square foot
20 square inches = 20/144 = 0.1389 square foot (rounded)
How do you know without dividing that a fraction is in simplest form?
numerator and denominator are coprime (meaning that the greatest common factor to both numbers is 1)