Answer:
A. 2x + 20
B. 20y + 15
C. 21c - 7
D. 24n + 28
E. 10x - 50
F. 18n + 45
a)2x+20
b)20y+15
c)21c-7
d)24n+28
e)10x-50
f)18n+45
Step-by-step explanation:
a)2(x+10)=2*x+2*10=2x+20
b)5(4y+3)=5*4y+5*3=20y+15
c)7(3c-1)=7*3c-7*1=21c-7
d)4(6n+7)=4*6n+4*7=24n+28
e)10(x-5)=10*x-10*5=10x-50
f)9(2n+5)=9*2n+9*5=18n+45
