I can help.if g=6 then 8g=86. 8g4+86=90
Answer:
The rate of change is - 1/4
System of equations subtraction method
In the addition/subtraction method, the two equations in the system are added or subtracted to create a new equation with only one variable. ... Substitute the variable back into one of the equations and solve for the other variable. Check the solution--it should satisfy both equations.
Answer:
-15/13
Step-by-step explanation:
4/5x - 8 = 5/3x - 7
4x - 40 = 25/3x - 35
12x - 120 = 25x - 105
-13x = 15
x = -15/13
Topic: Fractions
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