Addition property of equality
Substitute the 1st equation in the 2nd, we get:
3x + 2(-3 + 2x) = 2
3x -6 +4x = 2
7x = 8
x = 8/7
Replace x = 8/7 in equation 1,
y = -3 + 2(8/7) = -3 +16/7 = -5/7
Answer:
2 km
Step-by-step explanation:
basically do the inverse:
3×4(instead of divide)=12
12-8=4
it says jose ran 2× as many km as karen so you divide 4 by 2 giving you 2
sorry if its incorrect
I believe it is 1250
Explanation: Area of a triangle=1/2bh-1/2•20•30
Area of square=bh-25•25
Add your answers together then you get 1250
