10 The rate of inflation for the last 12 months was 2.5%. (This means that, on average, prices are 2.5%
higher than they were this
time last year.) Mrs Brown's pension of £120 per week is to be elquexo
increased in line with inflation. What is her new weekly pension?

you'll just earn points here

step-by-step explanation:

see explanation

step-by-step explanation:

a

(6r + 7) + (13 + 7r) ( remove brackets and collect like terms )

= 6r + 7 + 13 + 7r

= 13r + 20

b

remove brackets and collect like terms

13 - r - 1 + r

= 12 - r

c

remove brackets and collect like terms

= - 8 - r + 2r - 4

= - 12 + r

d

remove brackets and collect like terms

= 7r - - - 6r

[-   - = - - = - ]

= r -

the answer is b.

surface area: 169π

volume: 366π

i got it down.