Solve for y in the first equation.
y = 4x + 6
Substitute <span>4x + 6 into the second equation.
-5x - (</span><span>4x + 6) = 21
Distribute
-5x - 4x - 6 = 21
Combine like terms
-9x = 27
Divide both sides by -9
x = -3
Substitute back into first equation
-4(-3) + y = 6
Solve for y
y = -6</span>
Answer:
-12.6
Step-by-step explanation:
1.6 is between 1.7 and 1.5 because you see how the number is between the number
Answer:
Step-by-step explanation:
<u>Victoria collects:</u>
<u>Javier collects:</u>
<u>They get same amount:</u>
- 8x + 56 = 12x + 16
- 12x - 8x = 56 - 16
- 4x = 40
- x = 10