During a sale at the market, steaks sold for $3 and watermelons sold for $2.50. luca spent $19 and bought a total of 7 steaks and watermelons. how many of each did he buy?

He bought 3 steaks and 4 watermelons

Step-by-step explanation:

Let

x -----> the number of steaks bought

y ----> the number of watermelons bought

we know that

----> equation A

----> equation B

Solve the system of equations by substitution

Substitute equation A in equation B and solve for y

Find the value of x

therefore

He bought 3 steaks and 4 watermelons

b i think

step-by-step explanation:

not really sure

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads