Question

D) Tick all the expressions that are equivalent to 10 (2x)
a) 20x
b) 12x
c) 2 ( 10x)
d) 10 (x+x)

ii) Tick all expressions that are equivalent to 15t-6t
a) 21 t2
b) 9t
c) 15t
d) t9

iii) Tick all expressions that are equivalent to 3u + 6 u
a)u+9
b) 9
c) 7 u +(-3) +5 u 0 2 1
d)2u

iv) Tick all expressions that are equivalent to 21 a / 7
a)3a
b) 3 xa
c) 3a
d) a3

v) Tick all expressions that are equivalent to Il s -7 s
a) 18 s
b) 10 s-6s
c) 4 s
d) 1 s + (-5s)-2 s

vi) Tick all expressions that are equivalent to 3 (4 v)
a) 12 v
b) (2 x 6 ) v
c) v (3x4)
d) 3 (2 v + 2 v)

vii) Tick all expressions that are equivalent to 7 a +3 a
a) 7 a + (- 3 a) + 6 a
b) 10+ a
c) 10 a
d) 10 xa

viii) Tick all expressions that are equivalent to 8u/4
a) 2 u
b) 2
c) 2×2u
d) 2×4

pls with how to do ☹️
Pls and correct answer of this ​

Answer 1

i)a,c,d

ii)b,d

iii)none

iv)a,c,d

v)c

vi)a,b,c,d

vii)a,c,d

viii)a

Answer 2

Answer:

it is so long

so, plese I can't answer this question