Equations #1
-3m - 2m = 0
What is m?
-3m - 2m = 0
-5m = 0
m = 0
-10p + 9p = 12
Solve for p
-10p + 9p = 12
-1p = 12
p = -12
9t - 6 - 6t = 6
What is the value of t?
9t - 6 - 6t = 6
3t - 6 = 6
3t = 12
t = 4
Simplify the expression:
2x+7x^2-6x+x^2
-4x+8x^2
64 = 8(r + 2)
What is r?
64 = 8(r + 2)
64 = 8r + 16
48 = 8r
r = 6
19x -5 - 24x = 10
What is the value of x?
19x - 24x -5 = 10
19x -24x = 15
-5x = 15
x = -3
7(f - 1) = 49
What is f?
7(f - 1) = 49
7f -7 = 49
7f = 56
f = 8
Simplify the expression:
-5(3x-7)
-15x+35
-3a + 11 -7a = -9
What is the value of a?
-3a + 11 -7a = -9
-10a + 11 = -9
-10a = -20
a = 2
2a + 5(a - 4) = 8
What is the value of a?
2a + 5(a - 4) = 8
2a + 5a -20 = 8
7a - 20 = 8
7a = 28
a = 4
5(d - 2) = 40
What is d?
5(d - 2) = 40
5d -10 = 40
5d = 50
d = 10
Simplify the expression:
-3+7(-x+4)+2x
-5x+25
(a + 3)/6 = -2
Find the value of a.
(a + 3)/6 = -2
a + 3 = -12
a = -15
-6(m + 1) + 18 = 24
What is the value of m?
-6(m + 1) + 18 = 24
-6m -6 + 18 = 24
-6m + 12 = 24
-6m = 12
m = -2
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Simplify the expression:
4x^2-(2+5x)+3(x^2-4)
7x^2-14-5x
6(2y + 6) - 4y - 5= 25
What is the value of y?
6(2y + 6) - 4y - 5= 25
12y + 36 - 4y - 5 = 25
8y + 31 = 25
8y= -6
y= -3/4
BONUS!
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9(y - 4) - 7y = 5(3y - 2)
What is y?
9(y - 4) - 7y = 5(3y - 2)
9y - 36 -7y = 15y - 10
2y -36 = 15y -10
2y - 26 =15y
-26 = 13y
y = -2
Simplify the expression:
2y(3y-7)+4y-7y^2+10y
-y^2 or -1y^2