x= 5 x z= 3 = 15 (4y - 2z) = 60 - -30 = 30 so its C
0.99999696 is your answer I am pretty sure.
Y= 3(3)–2(3)2+5(3)3
y= 9–2*3*2+5*9
y=9–12+5*9
y=9–12+45
y=42
1415.61 IS HER TOTAL BILL BEFORE SHIPPING. 1415.61X .15=212.34
1415.61 REPAIR
28.89 SHIPPING
212.34 TIP
1656.84 TOTAL
♥ Let's solve:
15n+5n can be known as 15+5.
15+5=20 now add n.
Final answer: 20n
