Question

If a=10 and b= -3 find the calue of 2a+5b

Answer 1

$5$

Step-by-step explanation:

$Given, \: \: \: a = 10 \: \: and\: \: b = - 3 \\ Now, \: \: \: find \: \: \: 2 a+ 5b \\ = 2 \times 10 + 5 \times - 3 \\ = 2 0- 15 = 5$