12 pts!! solve for x. 4/5 (2x + 5) − 4 =1

2 answers:

8 0

4/5 (2x + 5) − 4 =1
4/5(2x +5) = 1 +4
4/5 (2x +5) = 5
2x + 5 = 5 / (4/5)
2x + 5 = 5 (5/4)
2x + 5 = 25/4
2x = 25/4 - 5
2x = 25/4 - 20/4
2x = 5/4
x = (5/4) / 2
x = (5/4) (1/2)
x = 5/8
x = 0.625

seropon [69]3 years ago

7 0

Let's solve for f.forx(0.4)5(2x+5)−4=1Step 1: Add 4 to both sides.0.16forx2+25forx−4+4=1+40.16forx2+25forx=5Step 2: Factor out variable f.f(0.8orx2+2orx5)=5Step 3: Divide both sides by (0.8orx^2+2orx)/5.f(0.8orx2+2orx5)0.8orx2+2orx5=50.8orx2+2orx5f=250.8orx2+2orxAnswer:f=250.8orx2+2orx

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