5. 2.9n+1.7=3.5+2.3n
.6n+1.7=3.5
.6n=1.8
n=3
6. -4-5(x+8)
-4-5x-40
-5x-44
18. Set the the two equations equal and solve.
2 1/8 + 1 3/4
3/4 = 6/8
1/8 + 6/8 = 7/8
2 + 1 = 3
3 + 7/8 = 3 7/8
There is a total of 3 7/8 cups of flour.
-1/2+2 (-9/4)
Reduce the fraction by dividing the numerator and denominator by 2
-1/2+1 (-9/2)
Multiply the values
-1/2 - 9/2
Bring the values to the common denominator
(-1-9)/2
Calculate the difference
-10/2
Reduce the fraction by dividing the numerator and denominator by 2
-5.
Este es el brainly ingles, no hables en español
(4/7).(-3/5) = (4.(-3))/(7.5) = -12/35
(3/5).(-6/7).(-4) = (3.(-6).(-4))/(5.7) = 72/35
6/(1/8) = 6.8 = 48