3 years ago

What is the value of the expression 5 × (4 + 3) – 4

Mathematics

2 answers:

Rama09 [41]3 years ago

6 0

Answer:

Step-by-step explanation:

distribution

5(4+3) - 4

20+15-4

=31

RUDIKE [14]3 years ago

3 0

Answer:

Step-by-step explanation:

5 x 4 = 20 + 3 = 23 - 4 = 19 I hope this helps

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A holding tank containing 3000 gallons of oil is been at the rate of 130 gallon per hour of six hours and then filled at the rat

serious [3.7K]

Answer:

2520 gallons

Step-by-step explanation:

3000 gallons -780 gallons drained over 6 hours then add 300 gallons over three hours = 2520 gallons

8 0

3 years ago

Help? Sorry if it’s pink

Vadim26 [7]

3 = 3/4(b - 8)
Switch sides
3/4(b - 8) = 3
Next, multiply both sides by 4
4 * 3/4(b - 8) = 3 * 4
Then simplify,
3(b - 8) = 12
Next, divide both sides by 3
3(b - 8)/3 = 12/3
Then, simplify
b - 8 = 4
Then, add 8 to both sides
b - 8 + 8 = 4 + 8
Simplify, b = 12

6 0

3 years ago

Solve the system of linear equations below.

Ugo [173]

Answer:

A. x = 2, y = 7

Step-by-step explanation:

I graphed the equations on the graph below to find the solution to the system of linear equations.