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21 questions
Which equation below would give you the answer no solution?
3x + 3 = 3x + 3
3x + 3 = 6x + 6
3x + 3 = 3x + 2
3x + 3 = 0
Which of the following is a linear expression?
x2+1
y+y2
4
1+z
Solve the following equation: 0.25(4x−5)=0.75x+8
37
36
38
35
-14 = b / 18
By Maths online Bathinda 9464387372
4
252
-252
-4
Solve the linear equation.
2x - 3 ( x + 4 ) = -5
x = -17
x = -7
x = 7
x = 17
Which of the following is not a linear equation in one variable?
33
33(x+y)
33x
33y
Linear equation in one variable has
Only one term with variable
One variable with power >1
More than one variable with any power
One variable with power 1
True or False? If x=4 , then x+7=4+7
True
False
Which would not be a valid next step to solve the equation 3−4x+2=1
3+2−4x=1
5−4x=1
3+2=1+4x
3−2+4x=1
Which is not a valid step when solving the equation 2(3x−4)+2x=−4
Simplify the LHS by combining the 3x and 2x
Simplify the LHS to get 2(3x)+2(−4)+2x
Rewrite 3x−4 as 3x+−4
Simplify the LHS to get 6x−8+2x
Solve for x. 22−3x−22−3x=12
x=0
x=2
x=−2
0=12 doesn't make sense.
The solution to the equation 2x+5x+18+x=−1045 must be __________.
about 120
greater than 18
positive
negative
a number I have never seen before
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