Question

Evaluate 10 + 2p minus 3r when p = 4 and r = 5

Answer 1

The answer is 3

Explanation:

PEMDAS

Addition comes before subtraction.

2p=8 because p=4 so 2x4=8

3r=15 because r=5 so 3x5=15

10+8=18

18-15=3

Your answer is 3 hope this helps

Answer 2

Start by substituting in the values for p and r
10+2(4)-3(5)
Next multiply
10+8-15
Now add and subtract
3. Your answer is 3