Answer: y = 4x + 20
Step-by-step explanation:
4x - y = -20
=> -y = -4x - 20
=> y = 4x + 20
answer:
138°
Step-by-step explanation:
180° is a supplementary angle and if it's 42° less it would be 138° 180-42=138
Fifty Cent = 50 cents
Quarter = 25 cents
Dime = 10 cents
Nickel = 5 cents
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15 Fifty Cent coins = 7.50 dollars
19 Quarters = 4.75 dollars
24 Dimes = 2.40 dollars
36 Nickels = 1.80 dollars
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Total: $16.45
Hope that helps!
1/2x -9, you take half of x so multiply 1/2 times x then you subtract the 9 after due to PEMDAS ( parentheses, exponents, multiplication & division, Add & Subtract) you follow the order of operation starting with Parentheses and ending with adding or subtracting
Answer: 57.266
Align all the decimal point and do the operation required.
