Solve 2sqrt{4}+7sqrt{4}-3sqrt{4}

$$2 \sqrt { 4 } + 7 \sqrt { 4 } - 3 \sqrt { 4 }$$

Evaluate

$$12$$

Solution Steps

Calculate the square root of 4 and get 2.

$$2\times 2+7\sqrt{4}-3\sqrt{4}$$

Multiply 2 and 2 to get 4.

$$4+7\sqrt{4}-3\sqrt{4}$$

Calculate the square root of 4 and get 2.

$$4+7\times 2-3\sqrt{4}$$

Multiply 7 and 2 to get 14.

$$4+14-3\sqrt{4}$$

Add 4 and 14 to get 18.

$$18-3\sqrt{4}$$

Calculate the square root of 4 and get 2.

$$18-3\times 2$$

Multiply -3 and 2 to get -6.

$$18-6$$

Subtract 6 from 18 to get 12.

$$12$$

Factor

$$2^{2}\times 3$$