Question

the price of a doll isrs(a+5).if rahila wants to buy (a+6)dolls for her friends,how muuch money will she have to spend?​

Answer 1

Answer:

total money to pay=(a+5)(a+6)

=

${a}^{2} +6a + 5a + 30$

${a }^{2} + 11a + 30$

${a}^{2} + (6 + 5)a + 30$

${a}^{2} + 6a + 5a + 30$

=a(a+6) +5(a+6)

=(a+6)(a+5)

a=-6 or a=-5

hope this will help you