Answer:
240+30x
Step-by-step explanation:
240+30x because you multiply 30 x 8 and get 240 plus 30 x X and get 30x
A) multiply them
When you have a power of a power you multiply the powers together
Answer:
Step-by-step explanation:
b in (-oo:+oo)
5*b+6 = -24 // + 24
5*b+6+24 = 0
5*b+30 = 0 // - 30
5*b = -30 // : 5
b = -30/5
b = -6
b = -6