Question

(-3.5t - 4s + 4.5) + (-7.1 - 0.3s + 4.1t)

Answer 1

0.6t - 4.3s -2.6

Explanation:

Given the expression

(-3.5t - 4s + 4.5) + (-7.1 - 0.3s + 4.1t)

Collect the like terms

= -3.5t+4.1t-4s-0.3s+4.5-7.1

= 0.6t - 4.3s -2.6

Hence the required expression is 0.6t - 4.3s -2.6