Solving by Combining Like Terms
5h + 2 + 2h = 23
h = 3
2(x + 5) = 14
x = 2
4x + 1 = 13
x = 3
-3x+y=5
When solving 2-step equations what do you do first?
Add/Subtract
or
Multiply/Divide
Add/Subtract
3b + b - 8 = 4
b = 3
-5(d - 2) = 40
d = -6
-8x + 3 = -29
x = 4
2x-y=-4
y=2x+4
What pneumonic device or acronym do we use to help us solve equations (Hint: _ _ _ _ _)
D C M A M
"Don't Call Me After Midnight"
3a + 12 - 6a = -9
a = 7
7(4 - t) = -84
t = 16
7 = -3x - 2
x = -3
4x+2y=14
y=-2x+7
3(x + 4) - 2(3x - 2) = 1
x = 5
-6 + y = -3y + 4 + 5y
y = -10
-3(x-3)=3(7x+3)
x = 0
-6(m + 1) + 18 = 24
m = -2
y+5=-4(x-2)
y=-4x+3
5x-2=15+1+4x+4x
x=-6
x - 3= 6x - 2 - 4x - 3
x=2
-7(4p+1)=7(-3-3p)-7p
No solution
x/-2 + 13 = -15
x = 56
8y-11x=-64
y=(11/8)x - 8
Name and explain the method used to tell if your solution is correct.
Check your solution. Substitute it into the original equation and see if it makes it a true statement.