Algebra Flashcards
Simplify 4y-(13y-5x)
5x-9y
Factorise completely 7a-21ay
7a(1-3y)
Determine value of unknown
2(3-h)-6 = -5h
h=0
7+9d = 7d+3
d=-2
-2(4+3y) = -2(4+y)
y=0
-7+4c = 7c+6
c= -4 1/3
5(1+s) = -9s+6
s= 1/14
3+v = 2(2v-1)
v= 1 2/3
-2-4w = 7w-8
w= 6/11
-6(1-m) = 9-2m
m= 1 7/8
-2q-3 = -2(2q+1)
q= 1/2
6n+7 = 2n+5
n= -1/2
2(3x-2)+9 = -5x
x= -5/11
3(1+p) = -5(p+1)
p= -1
3(1-3g) = -7+g
g=1
1+2b = 4b+9
b= -4
2z+6 = 3z+1
z= 5
5a-2 = -9a+8
a= 5/7
6t-5 = -9t-9
t= -4/15
-1+3f = -7-6f
f= -2/3
2+r = 7+6r
r= -1
-6k+1 = -2+7k
k= 3/13
r= -q[2] x (1/4 - p)
Find the value of r when q=-2 and p=3
11
Simplify each expression
2(4+9w)
18w+8
-8(6x+3)
-48x-24
-4(-4d-5)
16d+20
-6(8p+3)
-48p-18
2(3v-8)
6v-16
(2-5m)(-5)
25m-10
4(-6z+4)
-24z+16
-9(n-4)
-9n+36
(-5d+1)(-2)
10d-2
-4(9k+9)
-36k-36
2(-5-7j)
-14j-10
(3b-2)(-3)
-9b+6
-3(3-8j)
24j-9
-(-5-3v)
3v+5
-8(2+9v)
-72v-16
-9(8-2h)
18h-72
(-5f+8)4
-20f+32
(7x-8)(-1)
-7x+8
-(6-4p)
4p-6
9(8+5t)
45t+72