Answer:
x=2
HPT 3x+5y=6 (1) và 2x+y=4 (2)
Nhân phương trình (2) với 5 để hệ số y của 2 phương trình bằng nhau. Ta có:
(2)⇔ 10x+5y=20(3)
Trừ (3) cho (1), có: 7x+0y=14⇒x=2
Answer:
I think the answer is 4
Step-by-step explanation:
Don't count on me but I think it could be right
Answer:
$ 70.4
Step-by-step explanation:
Data:
The opening balance = $ 153.82
Withdrawal made = - $ 40
Check for payment = - $ 54.12
Deposited a check for payment = + $ 215. 70
Transferred amount to the savings = - $ 75.00
Debit for the sports equipment = -$ 130
The total amount left will be = $ (153.82- 40-54.12+ 215.70-75-130)
= $ 70.4
In a slope with one number, the denominator is 1 unit.
Answer:
y = 3x
Step-by-step explanation:
A proportional function has the equation
y = kx, where k is the constant of proportionality and also the slope of the line.
Answer: y = 3x