Answer:
(-1, 5)
Step-by-step explanation:
3 [x + y = 4]
3x + 3y = 12
- 3x + 7y = 32
-4y = -20
y = 5
x + 5 = 4
x = -1
Answer:
1/4 upperclassmen are not involved in enrichment.
Step-by-step explanation:
"3/4 of the upperclassmen (sophomores thru seniors) are involved in an enrichment." That leaves 1/4 upperclassmen students left. Verification: 3/4 + 1/4 = 4/4. 4/4 is also 1 whole.
Answer:
Multiply 6 x 4 then add 10
or do the other way around
Step-by-step explanation:
Answer:d
Step-by-step explanation:
Got it right
Answer:
£2200
Step-by-step explanation:
1 computer = £120 + £100
1 computer = £220
10 computers = £220 x 10
10 computers = £2200
