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maths
Expanding Brackets
Solution
Q.1.
5(a + 6)
0%
5a + 6
0%
a + 30
0%
5a + 30
0%
5a - 30
Q.2.
2(c - 8)
0%
2c - 16
0%
2c + 16
0%
2c - 8
0%
c - 16
Q.3.
4(p - 6)
0%
-4p - 24
0%
4p + 24
0%
4p + 24
0%
4p - 24
Q.4.
3(2c - 5)
0%
6c - 15
0%
6c + 15
0%
6c + 15
0%
-6c - 15
Q.5.
4(k + 7)
0%
4k + 28
0%
4k - 28
0%
-4k + 28
0%
4k - 28
Q.6.
Which of the following is equivalent to 8h +7(2 + 4h)?
0%
90h
0%
12h + 14
0%
50h
0%
36h +14
Q.7.
Which of the following is equivalent to -8 - 9(5 + 2x)?
0%
-5 - 2x
0%
-18x - 53
0%
-53 + 18x
0%
18x - 53
Q.8.
Simplify: 8(x+2)+4(x+1)
0%
12x + 20
0%
12x + 16
0%
12x + 3
0%
12x + 17
Q.9.
Simplify: 7(x+y)+9(x-4)
0%
16x + 7y - 36
0%
16x + 7y - 4
0%
16x + 7y + 36
0%
16x + 7y + 4
Q.10.
Simplify: 4(x+3)+3(x-3)
0%
7x + 3
0%
7x + 21
0%
7x - 9
0%
7x - 12
Q.11.
Which of the following is equivalent to 5x + 23
0%
5(x + 5) - 2
0%
5(x + 23)
0%
5(x + 15) + 3
0%
5(x + 4) + 6
Q.12.
Simplify the following expression by combining like terms: 5x + 4x - 6 +5x2
0%
5x2 + 9x - 6
0%
-5x2 + 9x - 6
0%
8x2
0%
-5x2 + x - 6
Q.13.
Simplify the following expression by applying the distributive property: 6m + 3(2m + 5) + 7
0%
12m + 12
0%
12m + 22
0%
12m + 36
0%
8m + 22
Q.14.
Simplify the following expression by combining like terms: 14m - 3n2 - 2n2 + 3m
0%
11m - 5n2
0%
17m + 5n2
0%
12mn2
0%
17m - 5n2
Q.15.
10(f + 5)
0%
10f + 50
0%
f + 50
0%
10f + 5
0%
b + c
Q.16.
5(6 + cd)
0%
30 + 5cd
0%
5 + c
0%
11 + 5c
Q.17.
Expand -2(x-2)
0%
-2x+4
0%
2x-4
0%
-2x-4
0%
2x-2
Q.18.
Expand 4(x+2)
0%
4x+4
0%
4x+2
0%
4x+8
0%
4x+6
Q.19.
Expand 3(x-3)
0%
3x+6
0%
3x-3
0%
3x+9
0%
3x-9
Q.20.
Expand -3(x+3)
0%
-3x+9
0%
3x+6
0%
-3x-6
0%
-3x-9
Q.21.
3 × 7
0%
21
0%
10
0%
24
0%
27
Q.22.
5 × 6
0%
30
0%
11
0%
24
0%
36
Q.23.
-5 × -2
0%
10
0%
-10
0%
-7
0%
7
Q.24.
10 × -4
0%
-40
0%
40
0%
-6
0%
6
Q.25.
4 × 3a
0%
12a
0%
12
0%
7
0%
7a
Q.26.
-5b × 9
0%
-45b
0%
45b
0%
45
0%
-45
Q.27.
-8c × -7
0%
56c
0%
15c
0%
48c
0%
56
Q.28.
b × b
0%
b²
0%
2b
0%
b
0%
4b
Q.29.
3b × 5b
0%
15b²
0%
8b
0%
8b²
0%
30b
Q.30.
4(2t - 5)
0%
8t - 20
0%
8t - 5
0%
6t - 20
0%
6t - 9
Q.31.
7(g + 3)
0%
7g + 21
0%
7g + 3
0%
10g
0%
g + 21
Q.32.
-4(2h + 3)
0%
-8h - 12
0%
-8h - 3
0%
-8h + 3
0%
-8h +12
Q.33.
10(5 - 4f)
0%
50 - 40f
0%
50 - 4f
0%
50 + 40f
0%
50 + 4f
Q.34.
-6(2 - y)
0%
-12 + 6y
0%
- 12 - 6y
0%
-12 - y
0%
-12 + y
Q.35.
6(2x + 1) + 3
0%
12x + 9
0%
12x + 4
0%
12x + 6
0%
12x + 3
Q.36.
2(5m + 3) + 1
0%
10m + 7
0%
10m + 6
0%
10m + 1
0%
10m + 4
Q.37.
3(4n - 1) + 7
0%
12n + 4
0%
12n + 7
0%
12n - 3
0%
12n - 4
Q.38.
2(h + 3) + 3(h + 4)
0%
5h + 18
0%
5h + 7
0%
5h + 10
0%
5h + 14
Q.39.
5(2h + 1) - 2(h + 2)
0%
8h + 1
0%
8h - 1
0%
8h + 3
0%
8h +9
Q.40.
x(x + 1) + 3(x + 1)
0%
x² + 4x +3
0%
x² + 3x +3
0%
6x + 3
0%
x² + x +3
Q.41.
2(3 + a)
0%
6 + 2a
0%
5 + a
0%
5 + 2a
0%
6 + a
Q.42.
3(b + c)
0%
3b + 3c
0%
3b + c
0%
3 + 3c
0%
b + c
Q.43.
4(d + e)
0%
4d + 4e
0%
4d + e
0%
4 + 4e
0%
d + e
Q.44.
3(4 + c)
0%
12 + 3c
0%
7 + c
0%
3 + 3c
0%
4 + c
Q.45.
30(g + f)
0%
30g + 30f
0%
30g
0%
30f
Q.46.
3x(x+1)
0%
3x2+1
0%
3x2+3x
0%
3x+1
Q.47.
-2a(3+b)
0%
-6a-2ab
0%
-6a+2ab
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