Combine like terms to simplify the following expressions

-5a - 4a + b

-9a + b

Step-by-step explanation:

For this problem, let us factor out the variable a from the terms containing the variable, and apply addition and the distributive property to simplify the terms.

-5a - 4a + b

= a ( -5 + -4 ) + b

= a ( -9 ) + b

= -9a + b

Hence, the simplified expression for -5a - 4a + b is -9a + b.

Cheers.

step-by-step explanation:

i think you should think about the question and not look online.

236 cm 16 time 12 = 192

6 times 7 = 42

192+42