One Step Equations
a+3=7
a=4
What is the first step that shows an error in the solution to the equation?
2x+3=-4 equation
2x+3-3=-4-3 step 1
2x = -1 step 2
2x/2 = - 1/2 step 3
x = - 1/2 step 4
step 2
Which equation is equivalent to the Given equation?
GIVEN: m + 11 - 8m = 29
A. -7x + 11 = 29
B. 9m + 11 =29
C. 2m = 29
What is A?
Solve for x
2x-3=x+5
x=8
6x=42
x=7
What is the first step that shows an error in the solution to the equation?
5y-7= 18 Equation
5y-7+7= 18+7 Step 1
5y = 25 Step 2
5y/-5 = 25/-5 Step 3
y = -5 Step 4
Step 3
Which equation is equivalent to the GIVEN: equation?
GIVEN: 3(x-2)+4=13
A. 3x+4=13
B. 3x+2=13
C. 3x-2=13
C
Does the following equation have no solution, one solution or infinitely many?
2(y-3)=2(y+5)
No solution
113=g-54
g=167
2x-7x=45
x=-9
Which equation is equivalent to the given equation?
GIVEN: 2-(3z+1)=13
A. 2-3z+1=13
B. 1-3z=13
C. -z-1=13
D. 2-3z=14
B
Does the following equation have no solution, one solution or infinitely many?
1/2(b+2)+3b=-1
One solution.
6-c=32
c=-26
1/3x+4=10
x=18
What is the value of x?
5(x+2)-3(x-1)=14
x=1/2
Does the following equation have no solution, one solution, or infinitely many solutions?
5x-2=5/2(2x-4/5)
Infinite Solutions
-2/3x=1/2
x=-3/4
(x-4)/7=2
x=18
Find the solution for the following equation.
-3/4(2x+5)-6=3
x=-17/2
Given 12 + 3x = -7(4 - x) + 2. Following the steps I taught you in class, put the solving steps in order.
*Top=Fist. Bottom= last step*
A. Combine like terms on the same side.
B. Distribute.
C. Get the variables to one side.
D. Isolate the variable (get x alone).
B.
A.
C.
D.