Question

Evaluate the expression if a=2.4,b=3.6 and d=10.5
i:2b+a+3d
ii)4b-2a​

Answer 1

Answer:

2b+a+3d

2(3.6)+(2.4)+3(10.5)

7.2+2.4+31.5

= 41.1

4b-2a

4(3.6)-2(2.4)

14.4 - 4.8

= 9.6

Answer 2

2(3.6)+(2.4)+3(10.5)
7.2+2.4+31.5
41.1