3 years ago

I need help with this problem

Mathematics

2 answers:

AlladinOne [14]3 years ago

4 0

Answer:

x = 9

Step-by-step explanation:

$(4x+6)+(7x+15)=120$

$(4(9)+6)+(7(9)+15)=120$

$(36+6) + (63+15)=120$

$(42)+(78)=120$

x = 9

JL = 42

KL = 78

shtirl [24]3 years ago

3 0

Answer:

x = 9 , jk = 42 , kl= 78

Step-by-step explanation:

Explained in the paper.

Goodluck

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