The missing part is the number
Answer:
x=5
Step-by-step explanation:
add 5 to both sides
-20+5 = -3x
-15=-3x (divide)
x=5
Answer:
6 pounds of peanuts 1 pound of almonds
Step-by-step explanation:
6 pounds of peanuts at $2 a pound is $12 and that leaves $6 for a pound of almonds totaling out to $18
Answer:he has the wrong unit
Step-by-step explanation:
Uhhhhh cuz I'm rid
Ght
small frames ($8): s
large frames ($15): L
Cost: 8s + 15L = 239 ⇒ 1(8s + 15L = 239) ⇒ 8s + 15L = 239
Quantity: s + L = 22 ⇒ -8( s + L = 22) ⇒ <u> -8s -8 L = -176 </u>
7L = 63
L = 9
Quantity: s + L = 22 ⇒ s + (9) = 22 ⇒ s = 13
Answer: 13 small frames, 9 Large frames