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Jared bought 7 cans of paint. A can of red paint cost $3.75. A can of black paint cost $2.75. Jared spent $22.75 in all . How many cans of black(b) and how many cans of red(r) did he buy.

R+B=7
3.75r+2.75b = 22.25


Sagot :

jared bought 3 cans of red paint

jared bought 4 cans of black paint

Step-by-step explanation:

red paint cost =$3.75

3.75×3=11.25

black paint cost =$2.75

2.75×4=11

11.25+11=$22.25

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