Find the solution to the system of equations: x + 3y = 7 and 2x + 4y = 8 1. Isolate x in the first equation: 2. Substitute the v
2 answers:
You might be interested in
Answer:
________
Step-by-step explanation:
Given
Line up the numbers
Multiply the top number by the bottom number one digit at a time starting with the ones digit left(from right to left right)
Multiply the top number by the bolded digit of the bottom number
Multiply the bold numbers: 1×4=4
Multiply the bold numbers: 2×4=8
Multiply the top number by the bolded digit of the bottom number
Multiply the bold numbers: 1×1=1
Multiply the bold numbers: 2×1=2
Add the rows to get the answer. For simplicity, fill in trailing zeros.
adding portion
Add the digits of the right-most column: 4+0=4
Add the digits of the right-most column: 8+1=9
Add the digits of the right-most column: 0+2=2
Therefore,
________